practical nurse vs temporary

practical nurse

noun
  • A person who is certified to provide custodial care such as help in walking, bathing, and feeding. 

temporary

noun
  • One serving for a limited time; short-term employee. 

  • A temporary variable. 

adj
  • Existing only for a short time or short times; transient, ephemeral. 

  • Not permanent; existing only for a period or periods of time. 

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