Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu sach » chinh sach, chiet tach, chieu sang
trung qua » trung quan, trong qua, trung cua
qua trong » quan trong, qua trinh, qua song
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong san, cong tan
phan cau » phan dau, phan cac, phan lap

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 qua trong cong ban ((phan cau) OR (phan tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh trung qua trong cong ban ((phan cau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh trung qua trong cong ban ((phan cau) OR (phan tu))*.