Perhaps you should try some spelling variations:
thuong cuong » thuong luong, thuong phuong, thuong truong
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
tuong tac » cong tac, luong tai, tuong lai
cuong san » cong san, xuong san, cuong sau
san van » tan van, luan van, tran van

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 ((tuong tac) or (dung tai)) thuong cuong san van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - thanh ((tuong tac) OR (dung tai)) thuong cuong san van ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - thanh ((tuong tac) or (dung tai)) thuong cuong san van ban*.