| 关联 | guān lián | related; linked; affiliated |
| 地址 | dì zhǐ | address; CL:個|个[ge4] |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 案件 | àn jiàn | case; instance; CL:宗[zong1],樁|桩[zhuang1],起[qi3] |
| 进度 | jìn dù | pace; tempo; degree of progress (on project); work schedule |
| 及 | jí | and; to reach; up to; in time for |
| 联系人 | lián xì rén | contact (person) |
| 都 | dōu | all; both; entirely; (used for emphasis) even; already; (not) at all |
| Dū | surname Du | |
| dū | capital city; metropolis | |
| 认可 | rèn kě | to approve; approval; acknowledgment; OK |
| 的 | de | of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis) |
| dí | really and truly | |
| dì | aim; clear | |
| dī | see 的士[di1 shi4] | |
| 私家 | sī jiā | private; privately owned or managed |
| 侦探 | zhēn tàn | detective; to do detective work |
| 调查 | diào chá | investigation; inquiry; to investigate; to survey; survey; (opinion) poll; CL:項|项[xiang4],個|个[ge4] |
| 暗 | àn | dark; gloomy; hidden; secret; muddled; obscure; in the dark |
| àn | variant of 暗[an4] | |
| àn | to close (a door); to eclipse; muddled; stupid; ignorant; variant of 暗[an4] | |
| 网 | wǎng | net; network |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |