Before revision: We analyze the frequency-rank relationship in sub-vocabularies corresponding to three different grammatical classes (  nouns , verbs , and others ) in a collection of literary works in English, whose words have been automatically tagged according to their grammatical role.
After revision: We analyze the frequency-rank relationship in sub-vocabularies corresponding to three different grammatical classes (  nouns , verbs , and nouns, verbs, and others ) in a collection of literary works in English, whose words have been automatically tagged according to their grammatical role.