Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
viec ban » viec lam, viec va, viec tai
thanh va » thanh van, hanh va, thanh ha
tu sach » thu sach, su sach, te sach
ban tac » ban tai, ban sac, ban tay
cuu tre » cua tre, cau tren, cau treo
y sang » _ sang, duy sang
ma hoi » mai hoi, ma hoa, me hoi
va cuu » va cau, va chu, va huu
gia » giao

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 sang ((ma hoi) or (xa hoi)). hieu viec ban tac gia thanh va cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y sang ((ma hoi) OR (xa hoi)). hieu viec ban tac gia thanh va cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sach y sang ((ma hoi) or (xa hoi)). hieu viec ban tac gia thanh va cuu tre*.