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[edited by: aakk9999 at 10:14 am (utc) on Sep 30, 2013]
[edit reason] Please no domain names as per Charter [/edit]
I'm reading that humming penalized little sites with few content and this could be that case.
The doubt is to continue with linkbuilding now...
It might help if you had a better understanding of what Hummingbird actually is. Read Danny's writeup