Perhaps you should try some spelling variations:
cac thuc » cach thuc, cac thu, can thuc
dang xa » dang xay, lang xa, dang ha
thuc va » thuc vat, thuc dan, thuc day
dan tai » van tai, dan thi, ban tai
han tai » hang tai, nhan tai, van tai
cua tre » cua te, cuu tre, cua triet
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach y) or (sac ky)) dang xa hoi. lieu va cac thuc va ((dan tai) or (han tai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach y) OR (sac ky)) dang xa hoi. lieu va cac thuc va ((dan tai) OR (han tai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu ((sach y) or (sac ky)) dang xa hoi. lieu va cac thuc va ((dan tai) or (han tai)) cua tre*.