Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
tuan duong » tuyen duong, tuong duong, van duong
cong quang » luong quang, thong quang, duong quang
hieu manh » hieu nganh, dieu hanh, hien hanh
tung tuan » trung tuan, hung tuan, quang tuan
cong vang » cong lang, cong ngang, cong san
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: toc ((hieu manh) OR (chieu xanh)) - thanh tung tuan duong ((cong vang) or (cong quang)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((hieu manh) OR (chieu xanh)) - thanh tung tuan duong ((cong vang) OR (cong quang)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((hieu manh) OR (chieu xanh)) - thanh tung tuan duong ((cong vang) or (cong quang)) toan ban".
• Adding a wildcard symbol may retrieve word variants: toc ((hieu manh) OR (chieu xanh)) - thanh tung tuan duong ((cong vang) or (cong quang)) toan ban*.