Collocation Mini-Lessons

Investigations

Lesson 40  ·  News & Professional

B1 – B2

Register Key

General Casual News Professional Workplace
4 phrases  ·  5 example sentences each  ·  See how each phrase is used across different real-world contexts.

1 launch an investigation
Example Sentences
  • When something goes seriously wrong, launching an investigation is the responsible first step.General
  • They launched an investigation, but nobody really expects anything to come of it.Casual
  • The regulator launched a formal investigation into the bank's lending practices.News
  • The board launched an internal investigation after irregularities were found in the accounts.Professional
  • The operations director launched an investigation after three safety violations in one week.Workplace
2 conduct an investigation
Example Sentences
  • Conducting a fair investigation means listening to all sides before drawing any conclusions.General
  • Who's actually conducting the investigation? I want to know it's someone independent.Casual
  • An independent body was appointed to conduct the investigation to ensure impartiality.News
  • HR conducted the investigation in strict confidence and reported findings only to senior management.Professional
  • The safety team conducted a thorough investigation before the affected area was reopened.Workplace
3 open an investigation
Example Sentences
  • Opening an investigation sends a clear message that a problem is being taken seriously.General
  • They've finally opened an investigation — better late than never, I suppose.Casual
  • The attorney general announced that her office would open an investigation into the matter.News
  • The compliance department opened an investigation following a whistleblower's formal complaint.Professional
  • Management opened an investigation after a worker reported repeated violations of protocol.Workplace
4 lead an investigation
Example Sentences
  • Leading a thorough investigation requires objectivity, patience, and attention to detail.General
  • Who's leading the investigation? I hope it's someone who actually knows what they're doing.Casual
  • A senior detective was assigned to lead the investigation into the series of financial crimes.News
  • The newly appointed compliance officer was asked to lead the investigation independently.Professional
  • The most senior health and safety officer on site was chosen to lead the investigation.Workplace
Bonus

get to the bottom of something