Perhaps you should try some spelling variations:
thanh trung » thanh tung
cong thanh » dong thanh, cong trinh, cong tan
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
toan cao » toan tap
toan ban » van ban
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 thanh ((toan cao) or (toan 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 thanh ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (hoc thieu)) sang - thanh trung cua van cong thanh ((toan cao) or (toan ban))*.