Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sang » chieu sach, hieu lang, nhieu tang
chieu xanh » chieu sach, chieu tinh, hieu manh
tam thuong » tai thuong, tam huong, pham thuong
tam thong » tao thong, nam thong, tac thong
dan toan » van toan, dan than, manh toan
toan ban » van 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 sang) or (chieu xanh)) - thanh trung ((tam thong) OR (tam thuong)) huong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chieu xanh)) - thanh trung ((tam thong) OR (tam thuong)) huong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chieu xanh)) - thanh trung ((tam thong) OR (tam thuong)) huong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chieu xanh)) - thanh trung ((tam thong) OR (tam thuong)) huong dan toan ban*.