keyboard shortcut

Hello, i am trying to understand while several keyboard shortcut don't work on my davinci resolve 20
It happened also with other software,so .i think may be is the keyboard tlanguage?my is italian
IIn particularly i try to use the ripple function, the equivalent of Q and W in preniere for who know it: deleting the portionf clip before or after the playhead position.All the shortcut i find in google seems to do not works
thanks
It happened also with other software,so .i think may be is the keyboard tlanguage?my is italian
IIn particularly i try to use the ripple function, the equivalent of Q and W in preniere for who know it: deleting the portionf clip before or after the playhead position.All the shortcut i find in google seems to do not works
thanks