Perhaps you should try some spelling variations:
lang thang » cang thang, dang thanh, hung thang
thuc dang » thuoc dang, thuc dan, thuc dung
dang cong » dung cong
cong lang » cong vang, cong luong, cong quang
thang van » tang van, thanh van, thong van
doc hieu » hoc thieu, hoc hien
dan thuc » dan toc, am thuc
anh dan » anh dang, anh danh, canh dan

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 (toc thieu)) xanh - anh dan thuc dang cong lang thang van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) xanh - anh dan thuc dang cong lang thang van*.