Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tinh » trieu tinh, lieu tinh, chau tinh
cong thanh » dong thanh, cong trinh, cong tan
trung qua » trung quan, trong qua, trung cua
qua trong » quan trong, qua trinh, qua song
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
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 tinh - thanh trung qua trong ((cong san) or (cong thanh)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tinh - thanh trung qua trong ((cong san) OR (cong thanh)) than cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu tinh - thanh trung qua trong ((cong san) or (cong thanh)) than cau*.