Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chieu sang » chieu sach, chieu xanh, hieu lang
thanh chap » tranh chap, thanh cha, thanh cham
tinh dinh » trinh dinh, tinh ninh, tinh binh
hang cong » dang cong, hang nong, bang cong
lap thanh » lai thanh, tap thanh, luan thanh
van hang » van khang, van hoang, van thang
cong lap » cong luan, cong lang, cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (chieu sang)) - tinh dinh van hang cong lap thanh chap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu sang)) - tinh dinh van hang cong lap thanh chap*.