SimilarityRank
various_challenge 0.670 99907
challenge 0.658 222
many_challenge 0.650 34197
different_experience 0.643 54224
specific_challenge 0.643 92340
new_challenge 0.629 18398
face_challenge 0.603 51525
challenge_they_face 0.590 44286
these_challenge 0.584 16957
different_issue 0.582 58416
face_many_challenge 0.581 78198
different_situation 0.576 90216
different_need 0.574 38313
great_challenge 0.568 59535
the_unique_challenge 0.564 90230
common_challenge 0.563 99524
the_challenge_face_by 0.560 42818
different_approach 0.559 37383
the_challenge_face 0.558 22143
challenge_face_by 0.555 66867
challenge_face 0.555 32972
a_new_challenge 0.551 76110
difficulty 0.543 2326
challenge_relate_to 0.540 80453
different 0.539 392