herself vs us

herself

pron
  • The subject or non-reflexive object of a predicate; she (used of upper-class ladies, or sarcastically, of women who imagine themselves to be more important than others) 

  • Her; the female object of a verb or preposition that also appears as the subject. 

  • She; an intensive repetition of the female subject, often used to indicate the exclusiveness of that person as the only satisfier of the predicate. 

us

pron
  • Me and at least one other person; the objective case of we. 

  • Me. 

  • Our. 

  • Me (in all contexts). 

det
  • The speakers/writers, or the speaker/writer and at least one other person. 

How often have the words herself and us occurred in a corpus of books? (source: Google Ngram Viewer )