Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhanh manh » nhanh mang, nhanh thanh, nhanh tinh
cong quang » luong quang, thong quang, duong quang
quang toan » quang tuan, quang tran, quang doan
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 sach) or (chieu tinh)) - nhanh manh ((cua nhung) OR (va nhung)) cong quang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu tinh)) - nhanh manh ((cua nhung) OR (va nhung)) cong quang toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) or (chieu tinh)) - nhanh manh ((cua nhung) OR (va nhung)) cong quang toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu tinh)) - nhanh manh ((cua nhung) OR (va nhung)) cong quang toan ban*.