* CVCV - All possible combinations
* CVCV - All possible combinations where ‘Y’ is considered a vowel
* VCVC - All possible combinations
* VCVC - All possible combinations where ‘Y’ is considered a vowel
* LLLL - All possible premium combinations*
I believe all scanners will not work with orgs. You need to do it slower by using godaddy bulk checker (I think it does 500 at a time). Use the link I gave you above for the LLLL lists and input 500 at a time into the bulk checker.