Perhaps you should try some spelling variations:
luan nhung » luan chung, luan hung, quan nhung
hoc thieu » toc thieu, hoc hien
doc hieu » toc thieu, hoc hien
hanh san » thanh san, khach san, thanh son
san luan » dan luan, tang luan, hang luan
cong van » cong vang, song van, cong tan
cong san » cong tac
tan cau » toan cau, van cau, tan ca

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (hoc thieu)) xanh - hanh san luan nhung ((cong van) OR (cong san)) tan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (hoc thieu)) xanh - hanh san luan nhung ((cong van) OR (cong san)) tan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doc hieu) or (hoc thieu)) xanh - hanh san luan nhung ((cong van) OR (cong san)) tan cau*".