Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
cua viet » ca viet, hoa viet, cua dieu
thanh di » thanh doi, thanh de, thanh do
cham xuc » cam xuc, chat xuc, cham soc
hieu va » lieu va, hieu qua
xuc van » duc van, luc van, vuc van
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
va cham » va chat, va tham
tu san » thu san, tu ban, vu san
tu can » tu ban, tu cac, thu canh

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

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