Perhaps you should try some spelling variations:
ban hanh » ban hang
van dam » van dao, van dau, van lam
cuc ban » cua ban, cac ban, cuu ban
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
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.

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang x hoi. hieu ((van dam) or (van nam)) cuc ban hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang x hoi. hieu ((van dam) OR (van nam)) cuc ban hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang x hoi. hieu ((van dam) or (van nam)) cuc ban hanh vi cua te*.