Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
bai cua » ban cua, bai ca, hai cua
sach ty » sach y, sach tu, sach thu
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
ty nang » ky nang, ty xang, ty hang
tuc va » thuc va, truc va, tuc xa
xuc va » duc va, luc va, xac va
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ty nang x hoi. hieu ve cham ((xuc va) or (tuc va)) hanh ((bai cua) or (dai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang x hoi. hieu ve cham ((xuc va) OR (tuc va)) hanh ((bai cua) OR (dai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang x hoi. hieu ve cham ((xuc va) or (tuc va)) hanh ((bai cua) or (dai cua)) tre*.