SimilarityRank
be_not_easy 0.791 17254
can_be_difficult 0.759 30674
can_be_hard 0.717 97851
can_be_challenging 0.677 59256
it_be_not_easy 0.671 29647
be_not_an_easy_task 0.641 79512
it_can_be_difficult_to 0.633 36914
can_be_tricky 0.633 72729
be_very_difficult 0.615 37607
difficult 0.615 2515
be_extremely_difficult 0.601 97037
it_be_not_easy_to 0.596 49178
can_be_overwhelming 0.594 77893
be_tricky 0.594 48836
not_easy 0.584 65092
be_not_difficult 0.576 90795
can_be_confusing 0.576 88705
it_may_be_difficult_to 0.551 99603
be_tough 0.551 11759
it_be_difficult 0.545 31149
a_difficult 0.545 12053
be_complicate 0.541 31245
very_difficult 0.539 34974
it_be_very_difficult_to 0.536 29790
it_be_not_always 0.530 46828