Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tran thanh » ban thanh, van thanh, quan thanh
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
cac cap » cao cap, cac cam, cac cau
ca cap » cao cap, ca cac, ca cao

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 - thanh ((trung cua) or (tran thanh)) nhung cong dan ((ca cap) OR (cac cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((trung cua) OR (tran thanh)) nhung cong dan ((ca cap) OR (cac cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh ((trung cua) or (tran thanh)) nhung cong dan ((ca cap) OR (cac cap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((trung cua) or (tran thanh)) nhung cong dan ((ca cap) OR (cac cap))*.