1. A computer system for electronic natural language processing, comprising: one or more computer devices each having one or more processors and one or more tangible storage devices; and a program embodied on at least one of the one or more storage devices, the program having a plurality of program instructions for execution by the one or more processors, the program instructions comprising instructions for: receiving an electronic text input; determining a readability level indicator of the electronic text input, wherein the readability level indicator comprises at least one of a grammatical error, a slang term, and a misspelling type in the electronic text input; determining a readability level of the electronic text input based on the readability level indicator; generating a plurality of candidate answers for the question; and selecting a set of candidate answers from among the plurality of candidate answers based on matching readability levels of the set of candidate answers to the readability level of the question.