特に若い人たちは間違えて使っている事が多いって英語でなんて言うの？

「特に若い人たちは間違えて使っている事が多い」は英語に訳すとこのようです。

It is often young people who make a mistake and use it.
It is usually young people who mistakenly use it.
Young people often make the mistake of using it.

「特に〇〇人をXXが多い。」→ It is often 〇〇 who XX./It is usually 〇〇 who XX.

ご参考までに。