Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
khac tuc » khac phuc, khac tung, khac cuoc
hieu va » lieu va, hieu qua
vai cua » dai cua, hai cua, lai cua
tuc ban » thuc ban, truc ban, tu ban
va khac » va khao, va kha, vu khac
cua tre » cua te, cuu tre, cua triet
ky danh » ky anh
ky dang » ky nang
ky lang » ky nang, ky tang, tay lang
su sac » su sach, su cac, su xac

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 sac ((ky lang) OR (((ky dang) OR (ky danh)))) xa hoi. hieu va khac tuc ban hanh vai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ((ky lang) or (((ky dang) OR (ky danh)))) xa hoi. hieu va khac tuc ban hanh vai cua tre~".
• Adding a wildcard symbol may retrieve word variants: su sac ((ky lang) or (((ky dang) OR (ky danh)))) xa hoi. hieu va khac tuc ban hanh vai cua tre*.