Perhaps you should try some spelling variations:
nhieu vat » hieu va, hieu van, nhiem va
ky lang » ky dang, ky tang, tay lang
vat hau » van hau, hat chau, vat chat
hau loc » huu loc, phau hoc
va hanh » van hanh, va thanh, va danh
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
loc va » hoc va, luc va
vi cua » vai cua, di cua

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((ve cac) or (tu cac)) ((ky lang) or (ky nang)) xa hoi. nhieu vat hau loc va hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ve cac) OR (tu cac)) ((ky lang) OR (ky nang)) xa hoi. nhieu vat hau loc va hanh vi cua tre.
• Adding a wildcard symbol may retrieve word variants: ((ve cac) or (tu cac)) ((ky lang) or (ky nang)) xa hoi. nhieu vat hau loc va hanh vi cua tre*.