Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
thieu hach » thien hach, chieu sach, hieu cach
hoc thieu » toc thieu, hoc hien
hanh tran » hanh trang, thanh tran, hanh tram
tran van » luan van
van toan » van tuan, van tan, van thanh
dan than » dan chan, ban than, van than

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 hach - hanh tran van ((nhung huong) or (nhung phuong)) ((van toan) or (dan than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu hach - hanh tran van ((nhung huong) OR (nhung phuong)) ((van toan) OR (dan than)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu hach - hanh tran van ((nhung huong) or (nhung phuong)) ((van toan) or (dan than)) cau*.