Pomozte s tabulkou v MySql

function dict($term_specification) {
   global $my_language, $_default_language;
   if (!$my_language) $my_language = $_default_language;
   $sql = "select synonym from dictionary, term_specification where term_specification.term_specification = '$term_specification' and term_specification.id_term_specification = dictionary.id_term_specification and dictionary.id_language = '$my_language'";
   $query = mysql_query($sql);
   $result = mysql_fetch_array($query);
   return htmlspecialchars($result['synonym']);
}