Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
thanh vi » hanh vi, thanh va, thanh ve
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
van bac » van ban, van bao, van hac
do van » dao van, so van
vi cua » vai cua, di cua
cua te » cua tu

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ty nang xa hoi. hieu van bac ((do van) OR (vo van)) thanh vi cua te~".
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu van bac ((do van) OR (vo van)) thanh vi cua te*.