<?php $baseTags = array( 'Bob' => 2, 'Theresa' => 3, 'The farm house' => 2, 'Bob at the farm house' => 1, ); foreach ($baseTags as $key => $count) { foreach ($baseTags as $k => $c) { if (false !== stripos($k,$key)) { unset($baseTags[$key]); } } } print_r($baseTags);
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