Perhaps you should try some spelling variations:
van hanh » van thanh, van anh, van ban
ban hanh » ban hang
hieu va » lieu va, hieu qua
cac xuc » cam xuc, cac nuoc, chat xuc
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 » o hoi, x ho, 5 hoi

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