Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
nhung cong » dung cong, thong cong, hang cong
hanh dong » anh dong, ha dong
ho chieu » hoc thieu, doi chieu, mot chieu
cong tac » cong ty
toan tai » doanh tai, toan ban, toan cao
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: ((theo chieu) OR (ho chieu)) sang - hanh dong va nhung cong tac ((toan tai) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (ho chieu)) sang - hanh dong va nhung cong tac ((toan tai) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (ho chieu)) sang - hanh dong va nhung cong tac ((toan tai) or (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (ho chieu)) sang - hanh dong va nhung cong tac ((toan tai) or (toan tap))*.