Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu sach » chinh sach, chiet tach, chieu sang
tran thanh » ban thanh, van thanh, quan thanh
phuong ban » phuong bang, phuong lan, phuong bac
doi chieu » doc hieu, doi chi, ho chieu
phap ca » phap cac, phap cai, phap cau

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 - thanh ((trung thanh) or (tran thanh)) bang phuong ban phap ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((trung thanh) OR (tran thanh)) bang phuong ban phap ca.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trung thanh) or (tran thanh)) bang phuong ban phap ca*.