SimilarityRank
be_a_tough 0.746 36164
be_tough 0.677 11759
it_be_tough 0.647 29779
a_difficult 0.633 12053
a_tough 0.622 26323
it_be_a_long 0.582 52581
tough 0.579 4367
it_be_quite_a 0.574 39559
a_tricky 0.567 79167
it_be_not_easy 0.563 29647
it_be_hard_work 0.548 99538
it_be_a_big 0.547 33669
grueling 0.532 94119
it_be_an_interesting 0.531 98300
be_very_difficult 0.519 37607
difficult 0.510 2515
very_difficult 0.509 34974
it_be_a_great 0.508 14938
be_not_easy 0.508 17254
be_the_most_difficult 0.507 91080
it_be_hard 0.505 12868
but_it_be_worth_it 0.504 87876
be_very_hard 0.504 91214
be_a_challenging 0.502 67849
tricky 0.497 23559