Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
qua cam » qua cham, qua cac, qua ca
xuc van » duc van, luc van, vuc van
su can » su cao, tu can, su han
su van » tu van, vu van
nang o » nang co, nang ho, nang ro
vi cua » vai cua, di cua
cua te » cua tu
o hoi » co hoi, o hoc, o hai

You may be able to get more results by adjusting your search query.

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