Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
hanh tran » hanh trang, thanh tran, hanh tram
van nhung » van nhuong, va nhung, van hung
tran van » luan van
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((chieu sang) or (trieu tinh))) or (hieu lang)) - hanh tran van nhung cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu sang) OR (trieu tinh))) OR (hieu lang)) - hanh tran van nhung cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu sang) or (trieu tinh))) or (hieu lang)) - hanh tran van nhung cong tan toan ban*.