Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu sang » chieu sang, tieu dung, tiem nang
hanh dang » hanh dong, anh dang, hanh dung
van nhung » van nhuong, va nhung, van hung
dang van » hoang van, hang va
cong tac » cong ty
tac ran » tac can, tac van, tac quan
ran cau » van cau, ban cau, can cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sang - hanh dang van nhung cong tac ran cau~.
• Adding a wildcard symbol may retrieve word variants: theo tieu sang - hanh dang van nhung cong tac ran cau*.