Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo nhieu » theo chieu, theo tieu, he nhieu
nhieu tang » chieu sang, hieu lang, nhiet nang
trung tran » trung tuan, trung thanh, trung tam
cong tap » cuong tap, cong tac, cong tan
cong san » cong tac
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo nhieu tang - thanh trung tran quang ((cong tap) or (cong san)) ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo nhieu tang - thanh trung tran quang ((cong tap) OR (cong san)) ((toan cao) OR (toan ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo nhieu tang - thanh trung tran quang ((cong tap) or (cong san)) ((toan cao) OR (toan ban))*".