Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
va tuong » va thong, xa truong, va phuong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van 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: theo chieu xanh - thanh thong ((va tuong) or (va thuong)) cong tan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh thong ((va tuong) OR (va thuong)) cong tan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh thong ((va tuong) or (va thuong)) cong tan toan cao*.