Hello, glad to help you, you can recover permanently deleted files on Mac with these fixes:
(1) If you set a backup in iCloud. You can visit iCloud.com to recover the files in the last 90 days.
(2) If you set an external drive in Time Machine backup. You can use it to restore the files with the timeline.
(3) If you don't have any backups or fail to find them in the two ways above, try a professional tool iBoysoft Data Recovery for Mac.
It can help you get back deleted files in the HDD, SDD, USB, SD cards, and so on. The quick scan and effective speeds make it a good choice in the data recovery market.
Hope you can find all the files at last.
Also read: Recover Deleted Files on Mac Before or After Trash Emptied