Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
cong thanh » dong thanh, cong trinh, truong thanh
trung dan » trung dai, tung dan, trung van
dan dung » van dung, tin dung, ap dung
cong tan » cong tac, cong ty, cong ha
cong san » cong tac
toan tap » toan 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 chieu xanh - thanh trung dan dung ((((cong tan) or (cong thanh))) or (cong san)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung dan dung ((((cong tan) OR (cong thanh))) OR (cong san)) toan tap.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung dan dung ((((cong tan) or (cong thanh))) or (cong san)) toan tap*.