Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
hang tai » hang va, dung tai
hanh tai » thanh tai, han tai, hinh tai
qua cac » cua cac
qua cam » qua cham, qua ca, qua cai
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang
xuc xa » tuc xa, buc xa
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 y nang xa hoi. hieu ((qua cam) OR (qua cac)) xuc xa ((hanh tai) OR (hang tai)) cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc sach y nang xa hoi. hieu ((qua cam) OR (qua cac)) xuc xa ((hanh tai) or (hang tai)) cua te~".
• Adding a wildcard symbol may retrieve word variants: toc sach y nang xa hoi. hieu ((qua cam) OR (qua cac)) xuc xa ((hanh tai) or (hang tai)) cua te*.