CREATE TABLE table_79358 ("Tie no" TEXT, "Home team" TEXT, "Score" TEXT, "Away team" TEXT, "Date" TEXT)

Waht was the away team when the home team is colchester united?
SELECT "Away team" FROM table_79358 WHERE "Home team" = 'colchester united'
SELECT "Away team" FROM "table_79358" WHERE "Home team" = 'colchester united'