Perhaps you should try some spelling variations:
qua cham » qua hai, qua cac, va cham
cham xuc » cam xuc, chat xuc, cham soc
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, lai cua, bai cua
hai cua » thai cua, dai cua, hoi cua
nang o » nang co, nang ho, nang ro
xuc va » duc va, tuc va, luc va
di cua » dai cua, doi cua, de cua
o hoi » co hoi, o hoc, o hai

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: vu sach ky nang o hoi. hieu qua cham xuc va hanh ((((vai cua) OR (hai cua))) OR (di cua)) tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky nang o hoi. hieu qua cham xuc va hanh ((((vai cua) OR (hai cua))) or (di cua)) tre~".
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang o hoi. hieu qua cham xuc va hanh ((((vai cua) OR (hai cua))) or (di cua)) tre*.