Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
chieu sach » chinh sach, chieu sang, chieu xanh
nhanh thai » nhanh thi, nhanh thanh, nhan tai
nhung cong » dung cong, thong cong, hang cong
qua nhung » quan nhung, cua nhung, qua chung
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: doi ((chieu sach) or (chiet tach)) - ((nhanh thai) OR (nhanh thang)) qua nhung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chiet tach)) - ((nhanh thai) OR (nhanh thang)) qua nhung cong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sach) or (chiet tach)) - ((nhanh thai) OR (nhanh thang)) qua nhung cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chiet tach)) - ((nhanh thai) OR (nhanh thang)) qua nhung cong dan toan ban*.