Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham xuc » cam xuc, chat xuc, cham soc
sang mai » sang ma, sang tai, lang mai
ban hanh » ban hang
te sach » toc sach
cua tre » cua te, dua tren, cua thep
xuc ban » duc ban, cuc ban, quoc ban
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
ky sang » ky nang, ky dang, ky tang
cuu tre » cau tren, cau treo

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 ky sang mai hoi. hieu ve cham xuc ban hanh vi ((((cua tre) OR (cua triet))) OR (cuu tre))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky sang mai hoi. hieu ve cham xuc ban hanh vi ((((cua tre) OR (cua triet))) or (cuu tre))~".
• Adding a wildcard symbol may retrieve word variants: te sach ky sang mai hoi. hieu ve cham xuc ban hanh vi ((((cua tre) OR (cua triet))) or (cuu tre))*.