SimilarityRank
problem_relate_to 0.775 33222
problem 0.744 185
such_problem 0.687 41208
various_problem 0.664 94278
related_issue 0.660 33101
specific_problem 0.656 57049
problem_cause_by 0.645 59711
these_problem 0.640 12503
problem_associate_with 0.636 33102
problem_with 0.632 3733
this_problem 0.619 4064
major_problem 0.610 34279
of_these_problem 0.610 78749
relate_issue 0.609 81422
serious_problem 0.598 48894
current_problem 0.594 54692
common_problem 0.588 56258
issue_relate_to 0.575 11960
common_issue 0.563 90970
any_problem 0.559 28370
another_problem 0.557 52607
issue_regard 0.554 47179
problem_face 0.550 83674
social_problem 0.549 19159
practical_problem 0.548 74534