Name the school year for class a for sterling city and little elm
CREATE TABLE "team" (
  "school_year" text,
  "class_a" text,
  "class_aa" text,
  "class_aaa" text,
  "class_aaaa" text,
  "class_aaaaa" text
);
SELECT "school_year" FROM "team" WHERE "class_a"='Sterling City' AND "class_aa"='Little Elm';