Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
thanh toan » thanh hoa, thanh san, tinh toan
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
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: ((theo tieu) or (ho chieu)) xanh - hanh tang luan ((nhung cong) or (dung cong)) thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo tieu) OR (ho chieu)) xanh - hanh tang luan ((nhung cong) OR (dung cong)) thanh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) or (ho chieu)) xanh - hanh tang luan ((nhung cong) or (dung cong)) thanh toan ban*.