| legwork(noun, study, review, case, search) |
| analysis(noun, study, review, case, search) |
| case(noun, study, review, search, examination) |
| delving(noun, study, review, case, search) |
| enquiry |
| examination(noun, study, review, case, search) |
| exploration(noun, study, review, case, search) |
| fact-finding |
| gander(noun, study, review, case, search) |
| hearing(noun, study, review, case, search) |
| hustle(noun, study, review, case, search) |
| inquest(noun, study, review, case, search) |
| inquiry(noun, study, review, case, search) |
| inquisition(noun, study, review, case, search) |
| inspection(noun, study, review, case, search) |
| investigation |
| observation(noun, study, review, case, search) |
| observing(noun, study, review, case, search) |
| pike(noun, study, review, case, search) |
| probe(noun, study, review, case, search) |