Laze vs RUSH

Laze

name
  • A language of the Naish subbranch of the Naic group of languages, spoken in Muli Tibetan Autonomous County western Sichuan, China. 

RUSH

name
  • A dialect of the programming language PL/I. 

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