Perhaps you should try some spelling variations:
ban hanh » ban hang
van hanh » van thanh, van anh, van ban
nang xa » nang x, lang xa, nang ma
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
ve cac » va cac, vien cac
va cao » va cac, va co, va dao
vi cua » vai cua, di cua
cua te » cua tu

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 xa hoi. hieu ((ve cac) or (va cao)) xuc ((ban hanh) or (van hanh)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. hieu ((ve cac) OR (va cao)) xuc ((ban hanh) OR (van hanh)) vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu ((ve cac) or (va cao)) xuc ((ban hanh) or (van hanh)) vi cua te*.