Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
khia canh » kho canh, thi canh
hanh tran » hanh trang, thanh tran, hanh tram
khi xanh » thi hanh, thi anh, thi oanh
tran van » luan van
tuan cau » toan cau, quan cau, tuan cu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((khi xanh) OR (khia canh)) - hanh tran van ((nhung huong) or (nhung phuong)) anh tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((khi xanh) OR (khia canh)) - hanh tran van ((nhung huong) OR (nhung phuong)) anh tuan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((khi xanh) OR (khia canh)) - hanh tran van ((nhung huong) or (nhung phuong)) anh tuan cau".
• Adding a wildcard symbol may retrieve word variants: doi ((khi xanh) OR (khia canh)) - hanh tran van ((nhung huong) or (nhung phuong)) anh tuan cau*.