Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
y nang » ky nang, ly nang, v nang
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
di cua » dai cua, doi cua, do cua
de cua » le cua, te cua, dieu cua

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 y nang x ho. hieu ve cham ((xuc va) or (tuc va)) hanh ((di cua) or (de cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang x ho. hieu ve cham ((xuc va) OR (tuc va)) hanh ((di cua) OR (de cua)) te.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang x ho. hieu ve cham ((xuc va) or (tuc va)) hanh ((di cua) or (de cua)) te*.