Perhaps you should try some spelling variations:
thanh sang » thanh hang, thanh hoang, thanh giang
cham xuc » cam xuc, chat xuc, cham soc
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
xuc van » duc van, luc van, vuc van
cua tre » cua te, cuu tre, cua triet
tu bac » tu ban, tu bat, tu bai

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

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