Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh dung » thanh duong, thanh tung, thanh hung
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
dung cua » dung luan, dung cho
tan toan » van toan, dan toan, tam toan
tap toan » tap doan, tap quan, bai 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 dung cua nhung cong ((((tan toan) or (tan tran))) or (tap toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh dung cua nhung cong ((((tan toan) OR (tan tran))) OR (tap toan)) ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh dung cua nhung cong ((((tan toan) or (tan tran))) or (tap toan)) ban*.