gistfile1.php

$sql = "SELECT word, COUNT(word) AS count FROM log WHERE true ";
if( isset($_GET["c"]) && $_GET["c"] != "" ) $sql .= " AND county = ". $_GET["c"];
if( isset($_GET["g"]) && $_GET["g"] != "" ) $sql .= " AND gender = '". $_GET["g"] ."'";
if( isset($_GET["b"]) && $_GET["b"] != "" ) $sql .= " AND age BETWEEN ". $_GET["b"] ." AND ". $_GET["t"];
$sql .= " GROUP BY word ORDER BY count DESC LIMIT 10";