Google Books Ngram Viewer

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

1900 - 1941 1942 - 1947 1948 - 1951 1952 - 1985 1986 - 2000 thanks to my wife who English
1900 - 1935 1936 - 1967 1968 - 1970 1971 - 1981 1982 - 2000 thanks to my wife for English
1900 - 1933 1934 - 1948 1949 - 1952 1953 - 1994 1995 - 2000 thanks to my husband who English
1900 - 1948 1949 - 1968 1969 - 1971 1972 - 1994 1995 - 2000 thanks to my husband for English

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