two-by-four vs ultrasmall

two-by-four

adj
  • small or cramped 

  • measuring two inches by four inches 

noun
  • A length of lumber having a cross section of two inches by four inches, or in the case of dimensional lumber three and a half inches by one and a half inches. 

ultrasmall

adj
  • Extremely or exceedingly small 

How often have the words two-by-four and ultrasmall occurred in a corpus of books? (source: Google Ngram Viewer )