Perhaps you should try some spelling variations:
thanh trung » thanh tung
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, doi chieu, mot chieu
van cong » van dong, van phong, phan cong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap
cua van » cua ban, cua vat, cua dan

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) or (hoc thieu)) sang - thanh trung cua van cong tan ((toan cao) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sang - thanh trung cua van cong tan ((toan cao) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sang - thanh trung cua van cong tan ((toan cao) or (van ban))*.