Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thanh toan » thanh hoa, thanh san, tinh toan
van nhung » van nhuong, va nhung, van hung
toan van » tran van, toan ban, tan van
cong san » cong tac
san chan » san chang, dan chan, san chay
chan cau » phan cau, can cau, chinh cau
thi anh » thi hanh, thi thanh, thich anh
chi dan » choi dan, chi van, thi dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((thi anh) or (((chi dan) or (hoa dan)))) - thanh toan van nhung cong san chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((thi anh) OR (((chi dan) OR (hoa dan)))) - thanh toan van nhung cong san chan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((thi anh) or (((chi dan) or (hoa dan)))) - thanh toan van nhung cong san chan cau*.