Perhaps you should try some spelling variations:
thai son » thai den, thai do, thai hoc
ky lang » ky nang, ky tang, tay lang
ky dang » ky nang, ky danh
hieu va » lieu va, hieu qua
va thai » van thai, va tai, va tham
va danh » va dinh, va dan, va hanh
danh vi » hanh vi, dinh vi, danh di
te cac » tu cac, ve cac, te cao
son va » song va, son la, lon va
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: te cac ((ky lang) or (ky dang)) xa hoi. hieu va thai son va danh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te cac ((ky lang) OR (ky dang)) xa hoi. hieu va thai son va danh vi cua te.
• Adding a wildcard symbol may retrieve word variants: te cac ((ky lang) or (ky dang)) xa hoi. hieu va thai son va danh vi cua te*.