Perhaps you should try some spelling variations:
thuc day » thuc dan, thuc vat
day dang » da dang, dai dang, day dan
dang de » dang deo, dung de, dang do
cua tre » cua te, cuu tre, cua triet
vu san » va san, vu ban
san ky » sang ky, van ky, dan ky
ve cac » vien cac
de cua » le cua, te cua, dieu cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu san ky nang x hoi. hieu ((ve cac) or (va cac)) thuc day dang de cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu san ky nang x hoi. hieu ((ve cac) OR (va cac)) thuc day dang de cua tre.
• Adding a wildcard symbol may retrieve word variants: vu san ky nang x hoi. hieu ((ve cac) or (va cac)) thuc day dang de cua tre*.