Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
trung cua » truong cua, trung tuan, trung cap
tran tuan » tran xuan, tran quang, tran thanh
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tinh - thanh ((trung cua) or (tran tuan)) dung ((cong tan) or (cong tac)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh ((trung cua) OR (tran tuan)) dung ((cong tan) OR (cong tac)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh ((trung cua) or (tran tuan)) dung ((cong tan) or (cong tac)) toan cao*.