Perhaps you should try some spelling variations:
vat dung » van dung, va dung, viet dung
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu van
hieu va » lieu va, hieu qua
xuc vat » thuc vat, xuat vat
dung co » dung cho, dung cong, dung cua
cua tre » cua te, cuu tre, cua triet
so sac » so sach, so dac
sac ky » cac ky, sai ky
co cua » con cua, ca cua, cong cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sac ky dang xa hoi. ((hieu ve) OR (hieu va)) cam xuc vat dung co cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sac ky dang xa hoi. ((hieu ve) OR (hieu va)) cam xuc vat dung co cua tre".
• Adding a wildcard symbol may retrieve word variants: so sac ky dang xa hoi. ((hieu ve) OR (hieu va)) cam xuc vat dung co cua tre*.