Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
cau tren » cu tren, dau tren, ca tren
van cau » van dau, van hau, van chat
tuc van » thuc van, truc van, duc van
so sac » so sach, so dac
sac ky » cac ky, sai ky
tuc va » thuc va, truc va, tuc xa
anh vi » hanh vi, anh va, anh ve
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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: so sac ky nang x hoi. hieu van cau ((tuc van) OR (tuc va)) anh vi ((cau tren) OR (cua te))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sac ky nang x hoi. hieu van cau ((tuc van) OR (tuc va)) anh vi ((cau tren) or (cua te))~".
• Adding a wildcard symbol may retrieve word variants: so sac ky nang x hoi. hieu van cau ((tuc van) OR (tuc va)) anh vi ((cau tren) or (cua te))*.