Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
tranh hoac » thanh hoach, thanh hoa, trinh hoa
hoac khong » hoa khong, hoc khong, hay khong
khong cong » thong cong, khong cang, chong cong
hoc chieu » hoc thieu, ho chieu, hoc hien
thanh lap » thanh san, phan lap, thanh van
thanh hai » thanh phan, thanh hoa, thanh san
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh cac, than cua

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 - canh tranh hoac khong cong dan ((than cap) or (((thanh lap) OR (thanh hai))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sang - canh tranh hoac khong cong dan ((than cap) OR (((thanh lap) OR (thanh hai)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sang - canh tranh hoac khong cong dan ((than cap) or (((thanh lap) OR (thanh hai))))".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sang - canh tranh hoac khong cong dan ((than cap) or (((thanh lap) OR (thanh hai))))*.