Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh toan » thanh san, tinh toan
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
tong cong » trong cong, cong cong, dung cong
thanh hoa » thanh pho
ho chieu » theo chieu, hoc thieu, doi chieu

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