| look into(verb, expression, phrasal verb, act, knowledge) |
| survey(verb, action, interest, process, need) |
| examine(noun, verb, action, knowledge, interest) |
| look into the matter of(expression, knowledge, process, need) |
| conduct a research(expression, process, result, goal) |
| conduct exploration(expression, process, result, goal) |
| do research(expression, process, result, goal) |
| probe(noun, verb, act, knowledge, process) |
| prospect(noun, verb, act, knowledge, process) |
| pursue a study(expression, process, result, goal) |
| pursue an investigation(expression, process, result, goal) |
| pursue research(expression, process, result, goal) |
| scrutinize(noun, verb, act, knowledge, process) |
| inquire(noun, verb, action, knowledge, process) |
| inquire into(verb, phrasal verb, act, need, research) |
| poke into(verb, phrasal verb, act, need, research) |
| investigate(noun, verb, action, knowledge, process) |
| carry out investigation(expression, action, interest, process) |
| carry out investigations(expression, action, interest, process) |
| conduct investigations(expression, action, interest, process) |