Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
cong cong » cong dong, trong cong, dung cong
ho chieu » hoc thieu, doi chieu, mot chieu
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan dau » phan tu, hang dau

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) or (theo chieu)) xanh - ((canh tranh) or (thanh trung)) tai cong cong dan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - ((canh tranh) OR (thanh trung)) tai cong cong dan phan dau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chieu)) xanh - ((canh tranh) or (thanh trung)) tai cong cong dan phan dau*.