Perhaps you should try some spelling variations:
bieu hien » dieu hien, dieu khien, bien phien
hieu viec » nhieu viec, hieu ve, sieu viet
bach duoc » bach tuoc, sach duoc, ban duoc
dang van » hoang van, hang va
duoc gia » duoc giao, quoc gia, duc gia
van hoi » van hoa, van hoc, van hoe
ky dang » ky nang, ky danh
sai ky » sac ky
va cuu » va chu, va huu
va cau » van cau, va cac, va dau
tu sai » tu bai, tu san, tu cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky dang van hoi. ((hieu viec) or (bieu hien)) bach duoc gia thanh ((va cuu) or (va cau)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky dang van hoi. ((hieu viec) OR (bieu hien)) bach duoc gia thanh ((va cuu) OR (va cau)) tre.
• Adding a wildcard symbol may retrieve word variants: tu sai ky dang van hoi. ((hieu viec) or (bieu hien)) bach duoc gia thanh ((va cuu) or (va cau)) tre*.