Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
trung cam » trung tam, trung cap, trung nam
nang cong » nang song, dang cong, bang cong
thanh tap » thanh lap, thanh tai, thanh tay
ho chieu » hoc thieu, doi chieu, mot chieu
ta thanh » tai thanh, va thanh, ha thanh
cong ta » cong tac, cong tan, cong tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (ho chieu)) sang - thanh trung cam nang cong ta thanh tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) sang - thanh trung cam nang cong ta thanh tap.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (ho chieu)) sang - thanh trung cam nang cong ta thanh tap*.