Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
trung cap » truong cao
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

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 cap) or (trung tam)) thong cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((trung cap) OR (trung tam)) thong cong tan toan tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((trung cap) or (trung tam)) thong cong tan toan tap*.