staggered vs unable to believe one's eyes

staggered

adj
  • Of platforms at a railway station, not directly opposite each other. 

  • Arranged in a way that is not uniform. 

  • Astonished, taken aback. 

unable to believe one's eyes

How often have the words staggered and unable to believe one's eyes occurred in a corpus of books? (source: Google Ngram Viewer )