Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh nhan » thanh phan, thanh san, thanh toan
hat trong » chat trong, nhat trong, vat trong
ha trong » hoa trong, hai trong, pha trong
cong dan » cong san, cong tan, huong dan
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: theo ((chieu xanh) or (trieu tinh)) - thanh nhan ((ha trong) OR (hat trong)) cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (trieu tinh)) - thanh nhan ((ha trong) OR (hat trong)) cong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (trieu tinh)) - thanh nhan ((ha trong) OR (hat trong)) cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (trieu tinh)) - thanh nhan ((ha trong) OR (hat trong)) cong dan toan ban*.