Perhaps you should try some spelling variations:
phuong thanh » phong thanh, truong thanh, phuong thao
manh phuong » anh phuong, manh huong, minh phuong
thanh dong » thanh duong, thanh cong, hanh dong
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: ((ho chieu) or (theo tieu)) xanh - manh phuong thanh dong cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) xanh - manh phuong thanh dong cong dan toan cao*.