CREATE TABLE table_30878 ("Outcome" TEXT, "Year" FLOAT, "Championship" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents" TEXT, "Score" TEXT)

Name the parter for w/o
SELECT "Partner" FROM table_30878 WHERE "Score" = 'w/o'
SELECT "Partner" FROM "table_30878" WHERE "Score" = 'w/o'