Perhaps you should try some spelling variations:
thanh trung » thanh tung
hoc thieu » toc thieu, hoc hien
doi chieu » doc hieu, doi chi, ho chieu
trung ha » trung hoc, trung tam, trung cap
ha trong » hoa trong, hai trong, hat trong
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than cao » toan cao, thai cao, 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: ((hoc thieu) or (doi chieu)) xanh - thanh trung ha trong ((cong dan) or (cong tan)) than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doi chieu)) xanh - thanh trung ha trong ((cong dan) OR (cong tan)) than cao.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doi chieu)) xanh - thanh trung ha trong ((cong dan) or (cong tan)) than cao*.