Perhaps you should try some spelling variations:
thanh nien » thanh vien, thanh nhan, thanh liem
nien cua » dien cua, tien cua, bien cua
so sanh » do sanh
sanh ky » hanh ky, sang ky, nganh ky
qua cac » cua cac
tac ban » tai ban, tao ban, tay ban
cac ban » cac dan, cac van, can ban
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sanh ky nang x ho. hieu qua cac ((tac ban) OR (cac ban)) thanh nien cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sanh ky nang x ho. hieu qua cac ((tac ban) OR (cac ban)) thanh nien cua te".
• Adding a wildcard symbol may retrieve word variants: so sanh ky nang x ho. hieu qua cac ((tac ban) OR (cac ban)) thanh nien cua te*.