Can't execute query

SELECT DISTINCT
				anketa.id, anketa.noid, anketa.name, anketa.gorod, anketa.vozrast, anketa.partid, anketa.active,
				if (anketa.provereno = 'yes' AND anketa.urovid=2,1.5,anketa.urovid) as urov,
				sin(anketa.id*505) as rn,
				no.no,
				no.active as noactive,
				no.id as nid
			FROM (anketa,users,no) 
				INNER JOIN anketa_index ON
						anketa_index.itemid=anketa.id AND
						anketa_index.place = 'anketa'
			WHERE	
				anketa.noid=no.id AND
				anketa.userid = users.id AND
				anketa.idsite = 0 AND
				(anketa.active ='yes' ) AND
				users.active='yes'
				 AND anketa.active ='yes' AND users.active='yes'  AND (anketa.vozrast > 0)  AND (anketa.rost > 0)  AND (anketa.ves >= 0)  AND (anketa.grud >= 0)  AND (anketa.odezhda >= 0)  AND anketa.regionid='48' AND ( (anketa_index.txt LIKE 'водн%' OR anketa_index.txt LIKE '% водн%')  AND  (anketa_index.txt LIKE 'стадион%' OR anketa_index.txt LIKE '% стадион%') )
			ORDER BY relevance DESC, urov ASC, rn ASC

MySQL Error: Unknown column 'relevance' in 'order clause'

This script cannot continue, terminating.