Perhaps you should try some spelling variations:
thanh trong » thanh trung, tranh trong, hanh trong
trong gian » trong giang, trong giao, trong gia
cong thanh » dong thanh, cong trinh, truong thanh
gian lang » gian dan
chu tinh » chau tinh, chua tinh, cuu tinh
cong tan » cong tac, cong san, cong ty
ho chu » hoi chu, cho chu, ho chua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chu tinh - thanh trong gian lang ((cong thanh) or (cong tan)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chu tinh - thanh trong gian lang ((cong thanh) OR (cong tan)) phan tu.
• Adding a wildcard symbol may retrieve word variants: ho chu tinh - thanh trong gian lang ((cong thanh) or (cong tan)) phan tu*.