Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tong » thanh cong, thanh tung, thanh long
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
tong luan » tang luan, dung luan, hang luan
luan nang » luan van, van nang, luan san
nang cong » nang song, dang cong, bang cong
manh toan » anh tuan, tinh toan

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 xanh - thanh tong luan nang cong ((manh toan) or (thanh toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh tong luan nang cong ((manh toan) OR (thanh toan)) ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh tong luan nang cong ((manh toan) or (thanh toan)) ban*.