Perhaps you should try some spelling variations:
thieu nien » thien nhien
nhieu viec » hieu viec, nhien viet
bach duoc » bach tuoc, sach duoc, ban duoc
thanh vai » thanh hai, thanh van, thanh tai
lang van » dang van, tang van, hoang van
duoc gia » duoc giao, quoc gia, duc gia
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
van hoi » van hoa, van hoc, van hoe
vai cua » dai cua, hai cua, lai cua
cua tre » cua te, cuu tre, cua triet

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky lang van hoi. ((thieu nien) or (nhieu viec)) bach duoc gia thanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky lang van hoi. ((thieu nien) OR (nhieu viec)) bach duoc gia thanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: vu sach ky lang van hoi. ((thieu nien) or (nhieu viec)) bach duoc gia thanh vai cua tre*.