CREATE TABLE table_name_75 (competition VARCHAR, result VARCHAR, venue VARCHAR)

Which Competition had a Result of 3-0 and VEnue of Suwon?
SELECT competition FROM table_name_75 WHERE result = "3-0" AND venue = "suwon"
SELECT "competition" FROM "table_name_75" WHERE "3-0" = "result" AND "suwon" = "venue"