Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, thong thong, phong chong
hoc thieu » toc thieu, hoc hien
canh tran » canh tranh, hanh trang, banh trang
tong cong » trong cong, cong cong, dung cong
tran van » luan van
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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 - canh tran van ((nhung cong) or (((thong cong) OR (tong cong)))) dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tran van ((nhung cong) OR (((thong cong) OR (tong cong)))) dan toan tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh tran van ((nhung cong) or (((thong cong) OR (tong cong)))) dan toan tap*".