Crunch will now generate the following number of lines: 238328
Then you can import all the private keys to a bitcoin core,
That could take until the end of time, specially since core needs to rescan

There is this thing in WIFs called "checksum" that you could have used to reduce this ridiculously big number to only one or two possible keys for 3 missing characters. Then importing them into a wallet to check becomes much easier.