The students assisted the professor in the investigation.

The investigation is under way.

It is clearly shown in Johnson's investigation that passive smoking is very harmful.

Kilby applied Emmet's theory to his investigation of the referendum held in Greece in 1948.

The investigation by the police brought their secret life to light.

The police continued their investigation.

Further investigation will offer many opportunities to obtain more valuable knowledge of the ocean.

The mayor declared that he would announce the result of the investigation.

We conducted our investigation with the greatest care.

The cause of the accident is still under investigation.

A thorough investigation is now in progress.

The investigation revealed him to be a spy.

I don't want the investigation to burn out.

The investigation will probably bring a lot of details to light.

A few important facts emerged after the investigation.

I was asked to cooperate with them for the criminal investigation.

The report proved true as a result of their investigation.

The reporter elaborated on the method of his investigation.

The FTC nailed down new evidence in the fraud investigation.

I believe this may be a correction after investigation of his date of birth in the family register.

The president resigned from office after an investigation showed he had lied to voters.

They said there was not enough time for a full investigation.

Clay demanded an investigation.

The governor ordered an investigation.

An exploratory investigation was required to collect important data regarding the health of the ecosystem.

Wishing to be sincere in their thoughts, they first extended to the utmost their knowledge. Such extension of knowledge lay in the investigation of things.

He committed himself to the investigation.

The news interview under investigation follows the conventional pattern of the turn-taking system, which consists of answers following questions.

Tom is a suspect in a homicide investigation.

In medical investigation, one of the biggest problems is isolating the cause of the illness.

Investigation of those organisms will shed new light on the search for new medicines.

They were pioneers in the investigation of cancer.

His theory is based on elaborate investigation.

The method of scientific investigation is nothing but the expression of the necessary mode of working of the human mind; it is simply the mode by which all phenomena are reasoned and given precise and exact explanation.

Tom has been placed under investigation.

There's only one person under investigation.

Further investigation is required.

I want a sub rosa investigation of the bodies.

The investigation concluded that the police officer had done nothing wrong.

How is the investigation going?

I'd like Tom to handle this investigation.

The police intervention in the early morning of November 1st was precisely one of the points that greater stains have spilt over the municipal actions in the political investigation of the tragedy.

You're under investigation.

We're under investigation.

Tom is under investigation.

I have an investigation to conduct.

The congress will offer us the oportunity to compare the results of the investigation in the European Union.

I demand an investigation!

There isn't going to be an investigation.

There will be an investigation.

There's going to be an investigation.

Was there an investigation?

We'll start an investigation immediately.

Justin Bieber is under investigation for throwing eggs at his neighbor's home.

I'll make a thorough investigation.

This is the first time the government has done a nationwide investigation regarding suicides.

An investigation established that the racehorse had been doped.

The US Justice Department and the Federal Bureau of Investigation (FBI) have targeted American Muslims in abusive counterterrorism “sting operations” based on religious and ethnic identity, Human Rights Watch and Human Rights Institute said.

Am I under investigation?

How's your investigation going?

Tom's company is under investigation by the Federal Trade Commission.

This company is under investigation by the FTC.

The Forensic Investigation Unit is trying to determine the cause of today's fire.

Let's note in passing that those figures were excluded from the investigation.

It's an ongoing investigation.

I'm trying to conduct an investigation.

Am I under investigation now?

There was no investigation.

Tom offered Mary his support in the investigation.

Dan's investigation led him to an address in London.

The investigation died a couple of weeks later.

While still an undergraduate, Adams performed an investigation to try to explain the reason for the irregularities in the motion of the planet Uranus. He theorized that the unexpected planetary orbit could be due to the presence of an as yet undiscovered planet.

A police investigation is underway.

A police investigation is in progress.

The police have opened an investigation.

It's up to the judge to decide whether a report calls for a police investigation.

According to the police investigation, Tom was at the scene of the crime at the time of the event.

Police has at last had a break in the investigation.

The FBI was an active partner in the investigation.

The investigation started to slow down.

That discovery changed the whole tone of the investigation.

It took a coast-to-coast investigation to find the murderer.

Is this your first investigation?

The investigation was incomplete.

The investigation is complete.

Police continued their investigation.

The complaint is under investigation.

Tom recommended an investigation.

An investigation was launched.

The investigation is ongoing.

Our investigation is ongoing.

No investigation is required.

An investigation is ongoing.

The investigation is over.

The investigation included individuals of more than thirty years.

After a long investigation, the police finally captured the suspected arsonist.

Police are continuing their investigation.

The investigation could take months.

The investigation could take weeks.

The investigation is continuing.

An investigation is going on.