CREATE TABLE table_78409 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What away team scored 9.18 (72)?
SELECT "Away team" FROM table_78409 WHERE "Away team score" = '9.18 (72)'
SELECT "Away team" FROM "table_78409" WHERE "Away team score" = '9.18 (72)'