Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh toan » thanh hoa, thanh san, tinh toan
tuan duong » tuyen duong, tuong duong, van duong
hoc thieu » toc thieu, hoc hien
toan tuan » tran tuan, toan quan, doan tuan
phong van » phung van, thong van, phong va
duong van » duong va, luong va, dang van
toan ban » van ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh toan tuan duong ((phong van) OR (duong van)) ((toan tap) OR (toan ban))~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh toan tuan duong ((phong van) or (duong van)) ((toan tap) or (toan ban))*.