تمّ العثور على 'investigation' في هذه المداخل أيضًا:
في الوصف بالإنجليزية:
background check
- CID
- cold case
- comprehensive examination
- conduct a study
- conduct an inquiry
- criminal affair
- criminal background check
- detective story
- detective work
- determination
- exploration
- FBI
- forensic
- inquest
- inquiry
- market research
- police report
- preliminary examination
- preliminary study
- preparatory study
- probe
- research
- research center
- research study
- snoop
- space research
- study
- survey data
- uncover
- widened