Perhaps you should try some spelling variations:
kham xuc » kham xung, kham cuoc, cam xuc
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
hieu vu » hieu va, hieu ve, hieu su
vu kham » vu khanh
va hanh » van hanh, va thanh, ban hanh
va danh » va dinh, va dan, dia danh
ma hoi » mai hoi, xa hoi, ma hoa
thiet » thieu

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 nang ma hoi. hieu vu kham xuc ((va hanh) OR (va danh)) tri va thiet~.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang ma hoi. hieu vu kham xuc ((va hanh) or (va danh)) tri va thiet*.