Perhaps you should try some spelling variations:
tien thanh » tien thinh, tran thanh, den thanh
sach tien » sach tren, sach thieu
thanh cua » tranh cua, than cua, hanh cua
khanh hai » thanh hai, nhanh hai, nhanh thai
cua triet » cua viet, su triet, va triet
doc sach » hoc sach, toc sach, nuoc sach
xa khanh » xa thanh, van khanh, dat khanh
cua hoi » cua moi
cac toc » cac nuoc, cac thoi
cac toi » cac thoi
hai cua » thai cua, dai cua, hoi cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doc sach tien thanh cua hoi. lieu va ((cac toc) or (cac toi)) xa khanh hai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc sach tien thanh cua hoi. lieu va ((cac toc) OR (cac toi)) xa khanh hai cua triet.
• Adding a wildcard symbol may retrieve word variants: doc sach tien thanh cua hoi. lieu va ((cac toc) or (cac toi)) xa khanh hai cua triet*.