Perhaps you should try some spelling variations:
thuc dan » thuc hanh, hoc dan, thuc vat
dan danh » van danh, han danh, ban danh
chua tre » chua tri, cua tre, chua trieu
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
van cac » van cau, van bac, dan cac
van hac » van hoc, van ha, van hai
danh va » doanh va, hanh va, anh va
va chua » vua chua, ca chua, va chu

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: su sach ky nang xa hoi. hieu ((van cac) OR (van hac)) thuc dan danh va chua tre~.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. hieu ((van cac) or (van hac)) thuc dan danh va chua tre*.