SimilarityRank
be_not_easy 0.783 17254
it_be_tough 0.722 29779
it_be_hard 0.709 12868
it_be_difficult 0.697 31149
not_easy 0.674 65092
be_not_always_easy 0.671 89460
it_be_very_difficult 0.662 71675
be_not_an_easy_task 0.658 79512
be_tough 0.657 11759
can_be_hard 0.644 97851
be_very_difficult 0.636 37607
it_take_a_lot_of 0.635 41631
it_be_hard_work 0.619 99538
be_very_hard 0.608 91214
difficult 0.595 2515
it_be_not_easy_to 0.595 49178
be_extremely_difficult 0.585 97037
can_be_difficult 0.582 30674
be_difficult_for 0.573 52554
it_be_very_difficult_to 0.569 29790
a_difficult 0.565 12053
it_be_a_tough 0.563 93393
difficult_for 0.561 44678
,_if_not_impossible 0.553 78666
it_take_a_long_time 0.550 71578