Perhaps you should try some spelling variations:
hoc sach » hoc sinh, hoc cac, hoc anh
van hanh » van thanh, ban hanh, van anh
va nang » van nang, da nang, cam nang
vu nang » vuc nang, vu dang, v nang
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
hanh di » hanh vi, hanh de, hang di
ma hoi » mai hoi, xa hoi, ma hoa
ve cam » ve cham, ve cac, va cam
di cua » dai cua, doi cua, de cua
cua tu » cua tuc, cua su, cua cu

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: hoc sach ((va nang) OR (vu nang)) ma hoi. hieu ve cam xuc van hanh di cua tu~.
• Adding a wildcard symbol may retrieve word variants: hoc sach ((va nang) or (vu nang)) ma hoi. hieu ve cam xuc van hanh di cua tu*.