Perhaps you should try some spelling variations:
chieu lang » hieu lang, chi lang, chieu xanh
chieu sang » chieu sach, chieu xanh, hieu lang
canh tran » canh tranh, hanh trang, banh trang
hai tuong » hai thuong, phai tuong, hai duong
trong tan » trong quan, trong cac, trong ca
tran hai » tran bai, tran chau, tran nhat
tong tap » tuong tac, cong tac, tong hop
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu lang) or (chieu sang)) - canh tran hai tuong ((tong tap) OR (trong tan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu lang) OR (chieu sang)) - canh tran hai tuong ((tong tap) OR (trong tan)) toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu lang) or (chieu sang)) - canh tran hai tuong ((tong tap) OR (trong tan)) toan tap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu lang) or (chieu sang)) - canh tran hai tuong ((tong tap) OR (trong tan)) toan tap*.