Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
luan nhung » luan chung, luan hung, quan nhung
hoc thieu » toc thieu, hoc hien
tang luan » dung luan
cong sang » cong san, cong vang, cong bang
cong lang » cong vang, cong luong, cong quang
anh tang » anh bang, anh dang, anh nang
than cau » toan cau, phan cau, than cap

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 manh - anh tang luan nhung ((cong sang) or (cong lang)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - anh tang luan nhung ((cong sang) OR (cong lang)) than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu manh - anh tang luan nhung ((cong sang) or (cong lang)) than cau*.