Perhaps you should try some spelling variations:
chiet tach » chieu sach
khong cang » thong cong, hong bang, khong dung
doi chiet » doi chieu, doi chi, doi viet
doanh cua » doanh luan
manh cua » ban cua
cang dan » cong dan, tang dan, canh dan
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 chiet tach - canh ((doanh cua) or (manh cua)) khong cang dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chiet tach - canh ((doanh cua) OR (manh cua)) khong cang dan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: doi chiet tach - canh ((doanh cua) or (manh cua)) khong cang dan ((toan tap) or (toan ban))*.