Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
cham xuc » cam xuc, chat xuc, cham soc
va nang » van nang, da nang, cam nang
vu dang » su dang, vu quang, cua dang
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
va dinh » van dinh, va kinh, va tinh
dinh vi » dinh ve, dinh viet, dinh tri
v nang » vu nang, van nang, voi nang
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua
cua te » cua tu

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: toc sach ((((v nang) OR (va nang))) OR (vu dang)) xa hoi. hieu ve cham xuc va dinh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach ((((v nang) OR (va nang))) or (vu dang)) xa hoi. hieu ve cham xuc va dinh vi cua te~".
• Adding a wildcard symbol may retrieve word variants: toc sach ((((v nang) OR (va nang))) or (vu dang)) xa hoi. hieu ve cham xuc va dinh vi cua te*.