Google Books Ngram Viewer

Graph these comma-separated phrases:
case-insensitive
between and from the corpus with smoothing of .  
Search in Google Books:

1500 - 1853 1854 - 1942 1943 1944 - 1955 1956 - 1964 параллакс Russian
1500 - 1841 1842 - 1858 1859 - 1863 1864 - 1952 1953 - 1964 энке Russian

Run your own experiment! Raw data is available for download here.
© 2013 Google - Privacy & Terms - About Google - About Google Books - About Ngram Viewer