Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
thanh trung » thanh tung
trung quan » truong quan, trong quan, trung tuan
mot chieu » doi chieu
quan dung » quang dung, quan duong, qua dung
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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)) xanh - thanh trung quan dung ((cong tan) or (truong thanh)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (ho chieu)) xanh - thanh trung quan dung ((cong tan) OR (truong thanh)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (ho chieu)) xanh - thanh trung quan dung ((cong tan) or (truong thanh)) toan cao*.