Same base URL - Different subdomain

How does google like if you have lots of links from all different subdomains or a core domain. The domain is equivalent to wordpress.com - so how does google like ******** links from say 50/100/1000 xxxx.wordpress.com/blog/xxx ext..

Thanks,
If anyone goes out of there way to help me i might fill you in on this case study im doing and back link method i might have found.