Perhaps you should try some spelling variations:
toc sach » hoc sach, doc sach, thuoc sach
van nang » van quang, van ban, van dong
van hanh » van thanh, ban hanh, van anh
hanh dai » hanh tai, hanh dao, vanh dai
va nang » da nang, cam nang, kha nang
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
xuc van » duc van, luc van, vuc van
v nang » vu nang, voi nang, vuc nang
ve cac » va cac, vien cac
cua tu » cua tuc, cua su, cua cu

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

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