Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh tang » hanh trang, anh tang, hanh mang
cua trong » cua truong, cua trung, qua trong
tang cua » mang cua, hang cua, tang luan
cong tac » cong ty
tac trai » tam trai, khac trai, rac thai
trai huu » tran huu, thi huu, dai huu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (chieu sang)) - hanh tang cua trong cong tac trai huu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sang)) - hanh tang cua trong cong tac trai huu.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sang)) - hanh tang cua trong cong tac trai huu*.