Perhaps you should try some spelling variations:
hanh thong » anh thong, hanh trong, hang thong
cong thanh » dong thanh, cong trinh, truong thanh
ho chieu » theo chieu, hoc thieu, doi chieu
thong va » thong cua, truong va, thong qua
va thong » va thuong, va phuong, he thong
cong tan » cong tac, cong san, cong ty
toan ban » van ban

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 - hanh thong va thong ((cong tan) OR (cong thanh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo tieu)) xanh - hanh thong va thong ((cong tan) OR (cong thanh)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (theo tieu)) xanh - hanh thong va thong ((cong tan) OR (cong thanh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo tieu)) xanh - hanh thong va thong ((cong tan) OR (cong thanh)) toan ban*.