Perhaps you should try some spelling variations:
cua triet » cua viet, va triet
thanh vai » thanh hai, thanh van, thanh tai
su triet » su viet, su tien, ve triet
van cham » van chat, van tham, va cham
cham xuc » cam xuc, chat xuc, cham soc
va thanh » gia thanh, ban thanh, va tinh
hieu van » hieu va, thien van, lieu va
sach ky » sac ky, sach y, sach ty
cua tre » cua te, cuu tre, dua tren
nang ma » tang ma, sang ma, nang cao
tu sach » thu sach, su sach, te sach
xuc va » duc va, tuc va, luc va
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang ma hoi. hieu van cham xuc va thanh vai ((cua tre) or (((cua triet) OR (su triet))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang ma hoi. hieu van cham xuc va thanh vai ((cua tre) OR (((cua triet) OR (su triet)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky nang ma hoi. hieu van cham xuc va thanh vai ((cua tre) or (((cua triet) OR (su triet))))".
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoi. hieu van cham xuc va thanh vai ((cua tre) or (((cua triet) OR (su triet))))*.