Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
qua cham » qua hai, qua cac, va cham
cham xuc » cam xuc, chat xuc, cham soc
lien duc » lien tuc, dien duc, tien duc
sach ky » sac ky, sach y, sach ty
va dinh » van dinh, va kinh, vu dinh
va tinh » may tinh
duc tre » duoc tren, duc tien
nang o » nang co, nang ho, nang ro
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc sach ky nang o hoi. hieu qua cham xuc ((va dinh) OR (va tinh)) lien duc tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc sach ky nang o hoi. hieu qua cham xuc ((va dinh) OR (va tinh)) lien duc tre".
• Adding a wildcard symbol may retrieve word variants: hoc sach ky nang o hoi. hieu qua cham xuc ((va dinh) OR (va tinh)) lien duc tre*.