Perhaps you should try some spelling variations:
thanh trung » thanh tung
khung cong » nhung cong, khung long, phung cong
mot chieu » doi chieu
trung dam » trung tam, trung dai, trong dam
dam khung » dai khung, cam hung, cam nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan ban, toan tap
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (ho chieu)) sach - thanh trung dam khung cong dan ((toan cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (ho chieu)) sach - thanh trung dam khung cong dan ((toan cau) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (ho chieu)) sach - thanh trung dam khung cong dan ((toan cau) or (than cap))*.