Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
hanh dong » anh dong, ha dong
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong san, cong tan
than tap » han tap, phan tap, than cap
toan tap » toan ban
dong va » dung va, dong ha, luong va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc thieu) or (ho chieu)) xanh - hanh dong va thuong cong ban ((than tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (ho chieu)) xanh - hanh dong va thuong cong ban ((than tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((toc thieu) or (ho chieu)) xanh - hanh dong va thuong cong ban ((than tap) or (toan tap))*.