Click here to see a Google Support page " Chromebook keyboard shortcuts" that you may want to bookmark and revisit as it is updated.
Click here to see a MakeTechEasier article from May 2022 called "Chromebook Keyboard Shortcuts" that you can read online or download as a pdf file.
Click here to get full details on these 5 keyboard shortcuts as recommended by ChromeUnboxed in the oddly entitled "5 Keyboard Shortcuts To Chromebook Like A Pro" from June 2020.