CREATE TABLE table_20181270_3 (landesliga_nord VARCHAR2, landesliga_mitte VARCHAR2)

Name the landesliga nord for freier tus regensburg
SELECT landesliga_nord FROM table_20181270_3 WHERE landesliga_mitte = "Freier TuS Regensburg"
SELECT "landesliga_nord" FROM "table_20181270_3" WHERE "Freier TuS Regensburg" = "landesliga_mitte"