Perhaps you should try some spelling variations:
thuc van » thuc vat, thuc dan, thuc va
van anh » van thanh, tuan anh, van minh
hieu ve » hieu va, hieu van
mai hoi » mai khoi, dai hoi, lai hoi
cua tre » cua te, cuu tre, cua triet
ma hoi » xa hoi, ma hoa, me hoi
sac ky » cac ky, sai ky
anh di » danh di, xanh di, anh d
di cua » dai cua, doi cua, de cua
ve am » va am

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

• Performing a fuzzy search may retrieve terms with similar spellings: su ((sach y) or (sac ky)) nang ((ma hoi) OR (mai hoi)). hieu ve am thuc van anh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su ((sach y) OR (sac ky)) nang ((ma hoi) OR (mai hoi)). hieu ve am thuc van anh di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su ((sach y) or (sac ky)) nang ((ma hoi) OR (mai hoi)). hieu ve am thuc van anh di cua tre".
• Adding a wildcard symbol may retrieve word variants: su ((sach y) or (sac ky)) nang ((ma hoi) OR (mai hoi)). hieu ve am thuc van anh di cua tre*.