Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
cac thu » cach thuc, cac thoi
van cac » van hac, van cau, van bac
vu sach » vu bach, su sach, vu khach
so sanh » do sanh
y nang » ly nang, v nang, may nang
thu va » thuc va, thue va, tu va
vi cua » vai cua, di cua
cua te » cua tu

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: ((vu sach) OR (so sanh)) ((y nang) OR (ky nang)) xa hoi. hieu van cac thu va danh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((vu sach) or (so sanh)) ((y nang) OR (ky nang)) xa hoi. hieu van cac thu va danh vi cua te~".
• Adding a wildcard symbol may retrieve word variants: ((vu sach) or (so sanh)) ((y nang) OR (ky nang)) xa hoi. hieu van cac thu va danh vi cua te*.