birbirimize geç kalmışız bir kaç aşk kadar

we were late for each other?

 we were late each other. bir kaç aşk kadar = It is a about love. like that I live a few love after you. so we were late each other.

The writer means

I wish we could meet before we have relationships with another people

 Thankyou

I wish we could have met before we had relationships with other people

We are too late - by a couple of loves - for each other........