Perhaps you should try some spelling variations:
trong than » trong thanh, trong thuan, trong tan
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
than phan » thanh phan, toan phan, thanh pham
tranh va » tranh van, trang va, trinh va
trinh ve » trinh he, trinh va, trinh viet
trinh vi » trinh va, trinh viet, trinh van
phan lap » phan dau

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 ((tranh va) or (((trinh ve) or (trinh vi)))) dung trong than phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - canh ((tranh va) OR (((trinh ve) OR (trinh vi)))) dung trong than phan lap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - canh ((tranh va) or (((trinh ve) or (trinh vi)))) dung trong than phan lap*.