Perhaps you should try some spelling variations:
mai khoi » mai khoa, tai khoa, cac khoi
hieu van » hieu va, thien van, lieu va
van chat » cao chat
chat xuc » chat huu, cam xuc, chao xu
ban hanh » ban hang
mai hoi » dai hoi, lai hoi, mai doi
xuc ban » duc ban, cuc ban, quoc ban
tu can » tu ban, tu cac, thu canh
can ky » van ky, dan ky, ban ky
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 can ky nang ((mai hoi) or (mai khoi)). hieu van chat xuc ban hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu can ky nang ((mai hoi) OR (mai khoi)). hieu van chat xuc ban hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu can ky nang ((mai hoi) or (mai khoi)). hieu van chat xuc ban hanh vi cua te*.