SimilarityRank
over_[number]_year 0.730 6723
over_five_year 0.711 42151
over_three_year 0.674 43144
over_two_year 0.664 46181
eight_year 0.656 25711
ten_year 0.655 11316
over_a_decade 0.655 13066
over_four_year 0.654 60616
a_decade 0.632 16201
six_year 0.625 17248
seven_year 0.622 16195
a_[number]_year_period 0.617 93382
almost_[number]_year 0.615 34884
more_than_[number]_year 0.612 17335
five_year 0.609 6487
more_than_a_decade 0.604 41985
7_year 0.604 23538
[number]_year 0.603 871
twenty_year 0.602 36702
several_year 0.602 27038
8_year 0.596 30563
about_[number]_year 0.596 29004
nine_year 0.593 43608
5_year 0.593 8380
nearly_[number]_year 0.592 59517