Perhaps you should try some spelling variations:
thanh vi » hanh vi, thanh va, thanh ve
va thanh » gia thanh, ban thanh, va tinh
van tham » van thanh, van tuan, van chat
cua tre » cua te, cuu tre, cua triet
va tham » va cham, va thuat
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
loc va » hoc va, luc va
te cao » te bao
vi cua » vai cua, di cua
de cac » den cac, ve cac, de cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((de cac) or (te cao)) ky lang xa hoi. hieu ((va tham) OR (van tham)) loc va thanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((de cac) OR (te cao)) ky lang xa hoi. hieu ((va tham) OR (van tham)) loc va thanh vi cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((de cac) or (te cao)) ky lang xa hoi. hieu ((va tham) OR (van tham)) loc va thanh vi cua tre".
• Adding a wildcard symbol may retrieve word variants: ((de cac) or (te cao)) ky lang xa hoi. hieu ((va tham) OR (van tham)) loc va thanh vi cua tre*.