Perhaps you should try some spelling variations:
bui khac » bui nhat
trinh vi » trinh va, trinh ve, trinh viet
nam thuc » nam thuoc, am thuc, nam thu
thuc va » thuc vat, thuc dan, thuc day
tinh va » tich va, trinh van, trinh vat
ty hang » ly hang, ty xang, thi hang
ty anh » ly anh, thuy anh
va nam » van nam, ha nam, va nay
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: bui khac ((ty hang) or (ty anh)) xa hoi. lieu va nam thuc va ((tinh va) or (trinh vi)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bui khac ((ty hang) OR (ty anh)) xa hoi. lieu va nam thuc va ((tinh va) OR (trinh vi)) cua tu.
• Adding a wildcard symbol may retrieve word variants: bui khac ((ty hang) or (ty anh)) xa hoi. lieu va nam thuc va ((tinh va) or (trinh vi)) cua tu*.