“Similar-posts” plugin on my blog has a problem ??

“Similar-posts” plugin on my blog has a problem.
Strange is that I prints both “No Related Posts”,the message and it o lists “Similar posts”.
Have I missed any thing ?
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Related posts

* No related posts. <——-[ I do not want this to be printed ]

* Travel from Boston to Bangalore
* 1947 -> 2007
* science identifies risks…
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