http://ngrams.googlelabs.com/graph?content=can+you+help+me,let+me+help+you&year_start=1920&year_end=2008&corpus=0&smoothing=3 http://ngrams.googlelabs.com/graph

http://ngrams.googlelabs.com/graph?content=can+you+help+me,let+me+help+you&year_start=1920&year_end=2008&corpus=0&smoothing=3 http://ngrams.googlelabs.com/graph?content=can+you+help+me,l...