SimilarityRank
several_year_ago 0.787 13891
a_few_year_ago 0.780 7726
a_couple_of_year_ago 0.773 23717
about_a_year_ago 0.766 36600
a_few_month_ago 0.754 16513
about_a_month_ago 0.739 59637
several_month_ago 0.736 53413
a_few_year_back 0.733 30838
three_year_ago 0.721 17729
a_couple_year_ago 0.716 79713
some_year_ago 0.709 24729
over_a_year_ago 0.707 52875
two_year_ago 0.699 9948
a_couple_of_month_ago 0.699 63920
Three_year_ago_, 0.693 74464
Two_year_ago_, 0.687 33470
a_few_month_back 0.680 76942
a_few_week_ago 0.679 12382
late_last_year 0.669 27753
six_year_ago 0.665 44920
Two_year_ago 0.662 63846
eight_year_ago 0.662 65575
and_a_half_ago 0.661 70764
a_while_ago 0.657 31967
just_recently 0.655 28632