Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
pham thuc » phap thuc, pham chuc, nham thuc
sach han » sach tham, sach danh, sach nang
tinh vat » trinh vat, sinh vat, tinh va
cham tuc » nham thuc, tham thuc, cham soc
han nang » phan nang, van nang, ban nang
hieu ve » hieu va, hieu van
nang ma » tang ma, sang ma, nang cao
va tinh » may tinh
vat cua » mat cua, bat cua, dat cua
te sach » toc sach
ma hoi » mai hoi, xa hoi, ma hoa

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach han nang ma hoi. hieu ve ((cham tuc) OR (pham thuc)) va tinh vat cua triet~.
• Adding a wildcard symbol may retrieve word variants: te sach han nang ma hoi. hieu ve ((cham tuc) or (pham thuc)) va tinh vat cua triet*.