Perhaps you should try some spelling variations:
doanh hanh » doanh thanh, doanh anh, doanh doanh
tong cong » trong cong, cong cong, dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
cong tan » cong tac, cong san, cong thanh
hanh va » hang va, hanh vi
va tong » va thong, va tuong, va trong

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 chu)) xanh - doanh hanh va tong cong tan ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) xanh - doanh hanh va tong cong tan ((toan ban) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) xanh - doanh hanh va tong cong tan ((toan ban) or (van ban))*.