Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
thong cong » trong cong, tong cong, thong thong
thi chieu » thi chien, thi hieu, theo chieu
trung cap » truong cao, trung tam
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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 (thi chieu)) xanh - thanh ((trung tuan) or (trung cap)) thong cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (thi chieu)) xanh - thanh ((trung tuan) OR (trung cap)) thong cong san than cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (thi chieu)) xanh - thanh ((trung tuan) or (trung cap)) thong cong san than cau*.