Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
ho chieu » theo chieu, hoc thieu, doi chieu
sinh cua » manh cua, dinh cuu, sinh va
cong san » cong tac
san ban » sang ban, van ban, can ban
ban ca » ban cua, ban can, ban cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - hanh ((tranh cua) or (sinh cua)) nhung cong san ban ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((tranh cua) OR (sinh cua)) nhung cong san ban ca.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((tranh cua) or (sinh cua)) nhung cong san ban ca*.