From Longman Dictionary of Contemporary Englishbetter luck next timebetter luck next timeSUCCEED IN DOING somethingused to say that you hope someone will be more successful the next time they try to do something → luck
Examples from the Corpus
better luck next time• Back to the West Indies with it, and better luck next time.• Ah well, better luck next time, Andy.• And if you didn't win, better luck next time. 