Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
nhung cong » dung cong, thong cong, hang cong
hieu lang » hieu quang, nhieu tang, hieu van
hanh than » hanh han, hanh nhan, hanh phan
cua nhung » va nhung
than cua » nhan cua, thai cua, ban cua
cong tan » cong tac, cong san, cong thanh
tan gian » tran gian, dan gian, van gian
gian dan » gian lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu lang) or (chieu sang)) - hanh than cua nhung cong tan gian dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu lang) OR (chieu sang)) - hanh than cua nhung cong tan gian dan.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu lang) or (chieu sang)) - hanh than cua nhung cong tan gian dan*.