Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tran » hanh trang, thanh tran, hanh tram
hang cong » dang cong, hang nong, bang cong
kim ngan » kim ngoc
tran van » luan van
van hang » van khang, van hoang, van thang
cong tai » cong thai, cong tac, dong tai
tai phan » tai thanh, tai phong, tai ngan
phan dau » phan tu, hang dau

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 xanh) or (kim ngan))) or (trieu tinh)) - hanh tran van hang cong tai phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (kim ngan))) OR (trieu tinh)) - hanh tran van hang cong tai phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) or (kim ngan))) or (trieu tinh)) - hanh tran van hang cong tai phan dau*.