SimilarityRank
primary_concern 0.726 80360
major_concern 0.712 70286
the_main_issue 0.668 33447
the_main_challenge 0.628 52376
the_main_problem 0.623 46787
the_big_issue 0.583 32640
most_concern 0.578 83542
the_big_problem 0.570 25566
the_most_important_issue 0.569 75837
the_first_priority 0.558 68631
the_big_challenge 0.554 19695
the_main_focus_of 0.553 33815
key_issue 0.552 15544
the_major_challenge 0.550 66525
major_problem 0.543 34279
the_main_problem_be 0.534 96132
another_issue 0.528 27258
the_most_important_aspect_of 0.527 62187
be_concern_about 0.526 11165
be_an_issue 0.525 15199
be_a_key_issue 0.523 98327
concern_about 0.523 4502
top_priority 0.518 27810
concern 0.517 395
the_main_focus 0.516 67872