Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu
toan tuan » tran tuan, toan quan, doan tuan
tuan dong » tuan duong, quan dong, luan dong
dong cong » duong cong, dung cong, dang cong
cong tan » cong tac, cong san, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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 (hoc hien)) tinh - thanh toan tuan dong cong tan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) tinh - thanh toan tuan dong cong tan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) tinh - thanh toan tuan dong cong tan ((toan cau) or (toan cao))*.