Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
hieu vien » hieu hien, hieu viec, lieu vien
dan thuc » dan toc, am thuc
duoc ban » duc ban, quoc ban, buoc ban
vien da » vien dai, hien dai
da duoc » tao duoc, hoa duoc
lang xa » lang ha, dang xay, lang van
cac thu » cach thuc, cac thoi
va cua » va chua, via cua, ma cua
ca cua » co cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((dan thuc) or (cac thu)) lang xa hoi. hieu vien da duoc ban thanh ((va cua) or (ca cua)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((dan thuc) OR (cac thu)) lang xa hoi. hieu vien da duoc ban thanh ((va cua) OR (ca cua)) tu.
• Adding a wildcard symbol may retrieve word variants: thu ((dan thuc) or (cac thu)) lang xa hoi. hieu vien da duoc ban thanh ((va cua) or (ca cua)) tu*.