Perhaps you should try some spelling variations:
trinh phuong » trinh duong, trinh dung, trinh cong
thanh trung » thanh tung
trung trinh » trang trinh, trung tinh, trung thanh
phuong dong » phuong dung, phuong hoang, chuong duong
chieu sach » chinh sach, chieu sang, chieu xanh
dong tan » duong tan, dong tai, dong san
tan than » tan thanh, tan tran, ban than
than cap » khan cap, thanh lap, thanh cac

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) or (chiet tach)) - thanh trung trinh phuong dong tan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chiet tach)) - thanh trung trinh phuong dong tan than cap.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chiet tach)) - thanh trung trinh phuong dong tan than cap*.