Perhaps you should try some spelling variations:
thanh dat » thanh san, thanh hai, thanh van
va thanh » gia thanh, ban thanh, va tinh
huu them » huu thu, huu thuc, huu liem
te sach » toc sach
hieu ve » hieu va, hieu van
cac duc » cac du, cao duc, cac dac
dat huu » dao huu, dai huu, dat hua
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, me hoi
ve cac » va cac, vien cac

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: te sach y nang ((ma hoi) OR (ma hoa)). hieu ve cac duc va thanh dat huu them~.
• Adding a wildcard symbol may retrieve word variants: te sach y nang ((ma hoi) or (ma hoa)). hieu ve cac duc va thanh dat huu them*.