Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh lai » thanh hai, thanh lap, thanh loi
van chat » cao chat
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
va chat » va phat, cao chat, hoa chat
xuc van » duc van, luc van, vuc van
lai cua » dai cua, hai cua, lai chau
cua tre » cua te, cuu tre, cua triet
su cac » tu cac, su cao, su can

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

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