SimilarityRank
it_be_difficult 0.772 31149
it_be_tough 0.689 29779
it_be_hard 0.683 12868
,_if_not_impossible 0.679 78666
it_be_not_possible 0.677 39626
be_very_difficult 0.675 37607
it_be_very_important 0.672 54127
it_be_not_easy 0.662 29647
it_be_very_difficult_to 0.653 29790
it_be_very_easy 0.637 78667
it_be_difficult_for 0.635 59077
it_be_essential 0.630 44315
it_be_impossible 0.613 48054
be_extremely_difficult 0.608 97037
it_be_hard_for_me 0.605 75997
it_take_a_long_time 0.600 71578
it_be_crucial 0.597 95401
be_very_hard 0.592 91214
very_difficult 0.570 34974
it_be_not_enough 0.563 55928
it_be_impossible_for 0.558 65707
be_not_easy 0.557 17254
difficult 0.556 2515
difficult_for 0.554 44678
be_difficult_for 0.554 52554