Which preposition to use with incomprehensibility

of Occurrences 7%

No doubt he found the incomprehensibility of the problem rather trying to his temper.

about Occurrences 1%

That was the only familiar thing in the chaos of incomprehensibility about her.

in Occurrences 1%

When the reflective intellect gets at work, however, it discovers incomprehensibilities in the flowing process.

Which preposition to use with  incomprehensibility