Perhaps you should try some spelling variations:
dung phuong » dung thuong, bang phuong, dung chung
chieu sach » chinh sach, chiet tach, chieu sang
phuong dan » phuong danh, phuong doan, huong dan
doi chieu » doc hieu, doi chi, ho chieu
trinh va » trinh van, trinh vat, trinh ve
hang dau » hang tai
phan cac » nhan cach, phan dau, 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: doi chieu sach - canh ((trinh va) or (hang va)) dung phuong dan ((hang dau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh ((trinh va) OR (hang va)) dung phuong dan ((hang dau) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - canh ((trinh va) or (hang va)) dung phuong dan ((hang dau) or (phan cac))*.