Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
vanh dai » van dai, vanh tai, lanh dao
cham xuc » cam xuc, chat xuc, cham soc
sach ky » sac ky, sach y, sach kem
va vanh » va van, va danh, va hanh
va cham » va chat, va tham
hieu va » lieu va, hieu qua
sach ty » sach y, sach tu, sach thu
xuc va » duc va, tuc va, luc va
o hai » co hai, so hai, o lai
o hoi » co hoi, o hoc, o 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: tu ((sach ky) OR (sach ty)) nang ((o hoi) OR (o hai)). hieu va cham xuc va vanh dai cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sach ty)) nang ((o hoi) OR (o hai)). hieu va cham xuc va vanh dai cua triet~".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sach ty)) nang ((o hoi) OR (o hai)). hieu va cham xuc va vanh dai cua triet*.