arse end of nowhere vs backwoods

arse end of nowhere

noun

  • A very remote place. 

backwoods

noun

  • A remote or sparsely inhabited region, especially in North America; away from big towns and from the influence of modern life. 

  • Partly or wholly uncleared forest, especially in North America. 

adj

  • Rough, uncouth, coarse, or crude in social matters. 

  • Pertaining to the backwoods. 

How often have the words arse end of nowhere and backwoods occurred in a corpus of books? (source: Google Ngram Viewer )