Meanings of perhaps real in English

I thought it might be always so, but perhaps real happiness awaits me out there.

And when that one box for internet, TV and phone replaces it, perhaps real journalism will return.

Suddenly Constance realized that she had on her hands a case of aphasia, perhaps real, perhaps induced by a drug.

He recognized fine traits of character, perhaps real greatness of character, in out-of-the-way places,-menwhose chief happiness was their acquaintance with Longfellow.

Perhaps real tramps do not feel like this.