Perhaps you should try some spelling variations:
cong thuong » hang thuong
thuong doan » phuong doan, huong dan, thuong han
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » hoc hien
toan tuan » tran tuan, toan quan, doan tuan
tuan cong » thuan cong, luan cong, tran cong
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) tinh - thanh toan tuan cong thuong doan ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) tinh - thanh toan tuan cong thuong doan ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) tinh - thanh toan tuan cong thuong doan ((phan cau) or (phan dau))*.