Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
toc chieu » toc thieu, doc hieu, hoc thieu
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cong san » cong tac
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu xanh - anh tang cua nhung cong san ((toan cao) or (((toan tap) or (toan ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu xanh - anh tang cua nhung cong san ((toan cao) OR (((toan tap) OR (toan ban)))).
• Adding a wildcard symbol may retrieve word variants: toc chieu xanh - anh tang cua nhung cong san ((toan cao) or (((toan tap) or (toan ban))))*.