The STAMPEDE trial did: https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(18)32486-3/fulltext

You’ll have to research each one (and more recent ones).

There are many studies (even beyond those in that table). In fact there are randomized phase 3 studies (PEACE-1 and ARASENS) demonstrating the superiority of triplet regimen over doublet treatment.

You may have to do some research.