Perhaps you should try some spelling variations:
hanh trong » hanh trang, anh trong, hinh trong
thanh toan » thanh hoa, thanh san, tinh toan
thieu qua » thieu cua, thieu quang, thien quan
trong van » trong cac
tong cong » trong cong, cong cong, dang cong
dung cong » dung trong
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: toc ((thieu qua) or (hieu qua)) - hanh trong van ((tong cong) or (dung cong)) thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu qua) OR (hieu qua)) - hanh trong van ((tong cong) OR (dung cong)) thanh toan ban.
• Adding a wildcard symbol may retrieve word variants: toc ((thieu qua) or (hieu qua)) - hanh trong van ((tong cong) or (dung cong)) thanh toan ban*.