Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
nhanh sinh » nhan sinh, nhanh tinh, nhanh binh
thong danh » thong dan, thong lanh, trong danh
va thong » va thuong, va phuong, he thong
danh van » doanh van, dang van, dinh van
sinh va » sinh vat, tinh va, dinh van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: cao ((chieu sach) or (chiet tach)) - nhanh sinh va thong thong danh van thu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cao ((chieu sach) OR (chiet tach)) - nhanh sinh va thong thong danh van thu.
• Adding a wildcard symbol may retrieve word variants: cao ((chieu sach) or (chiet tach)) - nhanh sinh va thong thong danh van thu*.