Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
va triet » va thiet, va trien, ve triet
thanh vi » hanh vi, thanh va, thanh ve
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
ky lang » ky nang, ky dang, ky tang
ve chat » va chat, van chat
ve cham » va cham, vu cham, ve chim
tu van » tu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ky lang xa hoi. hieu ((ve cham) OR (ve chat)) tu van thanh vi ((cua tre) OR (va triet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cac ky lang xa hoi. hieu ((ve cham) OR (ve chat)) tu van thanh vi ((cua tre) OR (va triet))".
• Adding a wildcard symbol may retrieve word variants: tu cac ky lang xa hoi. hieu ((ve cham) OR (ve chat)) tu van thanh vi ((cua tre) OR (va triet))*.