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		<id>https://en.formulasearchengine.com/w/index.php?title=Physics_of_roller_coasters&amp;diff=265608</id>
		<title>Physics of roller coasters</title>
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		<summary type="html">&lt;p&gt;122.171.86.192: &lt;/p&gt;
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&lt;div&gt;Hi! &amp;lt;br&amp;gt;My name is Liza and I&#039;m a 26 years old boy from Sao Goncalo.&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;http://brokerltd.com - cpa affiliate programs&amp;lt;br&amp;gt;&amp;lt;br&amp;gt;my weblog :: vertical marketing network ([http://brokerltd.com/adv_vertical_network.html experienced])&lt;/div&gt;</summary>
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