5----> SELECT TOP(20)PERCENT * from t_ilceler order by il_kodu desc, ilce_adi desc

8----> select * from t_ilceler where il_kodu not in ('06','34','35') order by il_kodu asc (veya iller tablosu ile join yapip not in ('ankara','istanbul','izmir'))

10--->select * from iller where il_adi like 'k%' and il_adi not like '?a%' order by bolge_no asc, il_adi desc