Perhaps you should try some spelling variations:
hoc nhanh » hoc nganh, hoc phan
nhanh ky » hanh ky, nhan ky, nganh ky
nang van » dang van, tang van, nong van
lang van » dang van, tang van, hoang van
hanh dai » hanh tai, hanh dao, vanh dai
hieu ve » hieu va, hieu van
cac dac » cac dan, cac dai, cac bac
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
dac va » duc va, day va, dat va

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: "hoc nhanh ky ((nang van) OR (lang van)) hoc. hieu ve cac dac va hanh dai cua tre~".
• Adding a wildcard symbol may retrieve word variants: hoc nhanh ky ((nang van) OR (lang van)) hoc. hieu ve cac dac va hanh dai cua tre*.