| 调 | diào | to transfer; to move (troops or cadres); to investigate; to enquire into; accent; view; argument; key (in music); mode (music); tune; tone; melody |
| 调 | tiáo | to harmonize; to reconcile; to blend; to suit well; to season (food); to provoke; to incite |
| 查 | chá | to research; to check; to investigate; to examine; to refer to; to search |
| 查 | zhā | surname Zha |
| 核 | hé | to investigate; pit; stone; nucleus; nuclear; to examine; to check; to verify |
| 实 | shí | real; true; honest; really; solid; fruit; seed; definitely |
| 调查 | diào chá | investigation; inquiry; to investigate; to survey; survey; (opinion) poll; CL:项,个 |
| 核实 | hé shí | to verify; also written 核实; to check |
