Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong thanh » dong thanh, cong trinh, cong tan
tong cong » trong cong, cong cong, dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
canh dan » canh van, sanh dan, thanh dan
cua tong » cua cong, cua dong, cua nong
phan dau » hang dau
dan cua » dan ca, ban cua, dai cua

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 - canh dan cua tong cong thanh ((phan dau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh dan cua tong cong thanh ((phan dau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh dan cua tong cong thanh ((phan dau) or (phan tu))*.