Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
than man » than ma, tran manh, than phan
hang ca » hang va, nang cao, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh ((tang cua) or (hang ca)) thong cong dan ((than man) OR (thanh san))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh ((tang cua) OR (hang ca)) thong cong dan ((than man) OR (thanh san)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh ((tang cua) or (hang ca)) thong cong dan ((than man) OR (thanh san))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh ((tang cua) or (hang ca)) thong cong dan ((than man) OR (thanh san))*.