Open Question: Is it possible to achieve a credit score of 620 or higher with charge-offs on my credit?

I hit 11 charge-offs on my assign inform for a assemble of enrollee loans that live off most 6 months ago. Will I ever be healthy to obtain a assign reason of 620 or more if those remain on my credit? Is it modify mathematically doable considering how the FICO is calculated? I hit a commonsensible assign bill availability %, no mortgage, etc.
Fixed Rate Federal Private Student Loan Consolidation