Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, van anh, van ban
ban hanh » ban hang
sach ky » sac ky, sach y, sach ty
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
di cua » dai cua, doi cua, de cua
cua tu » cua tuc, cua su, cua cu

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 ky dang xa hoi. hieu ve cham xuc ((van hanh) OR (ban hanh)) di cua tu~.
• Adding a wildcard symbol may retrieve word variants: toc sach ky dang xa hoi. hieu ve cham xuc ((van hanh) or (ban hanh)) di cua tu*.