Where can I get more than 1000000 music?

Question

Audio

People were looking for a service for recognizing music, but they didn’t find anything, even if they found the developers of this service, they could close, stop the project and put me in an awkward position from sites.
I decided to create my own service, for this I need> 1000000 music (with copyright! !!!)
you probably say that you will have more than hundreds of gigabytes of memory, I will answer that I will first cut the music and leave only the introduction. well, in general, where to get> 1000000 music (with copyright)

Answer 1

and leave only the intro

and there will be a service for recognizing intros

Answer 2

Bad search. The same Yandex.Music can recognize. Not to mention the good old Shazam.

Answer 3

vk.com