SimilarityRank
it_be_not_easy 0.674 29647
be_not_easy 0.674 17254
difficult 0.672 2515
it_be_difficult 0.621 31149
very_difficult 0.602 34974
hard_to 0.592 13915
be_very_difficult 0.587 37607
it_be_hard_work 0.586 99538
be_not_always_easy 0.584 89460
be_very_hard 0.580 91214
difficult_for 0.575 44678
tricky 0.567 23559
it_be_tough 0.565 29779
impossible 0.564 8196
be_tough 0.559 11759
hard_to_get 0.557 71273
very_hard 0.556 41193
more_difficult 0.551 14322
the_hard_part 0.547 66943
it_be_hard 0.547 12868
can_be_hard 0.545 97851
a_difficult 0.545 12053
get_hard 0.541 65510
,_if_not_impossible 0.540 78666
difficult_to 0.539 44136