Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van ban
su dang » su dung
qua cam » qua cham, qua cac, qua ca
van anh » van thanh, tuan anh, van minh
su dan » cu dan, so dan, su can
vi cua » vai cua, di cua
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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 dan) OR (su dang)) ky nang x hoi. hieu qua cam xuc ((van hanh) OR (van anh)) vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su dan) OR (su dang)) ky nang x hoi. hieu qua cam xuc ((van hanh) or (van anh)) vi cua te~".
• Adding a wildcard symbol may retrieve word variants: ((su dan) OR (su dang)) ky nang x hoi. hieu qua cam xuc ((van hanh) or (van anh)) vi cua te*.