SimilarityRank
have_problem_with 0.752 28002
have_trouble_with 0.748 81497
have_difficulty_in 0.702 75122
have_difficulty 0.698 31320
difficulty_with 0.666 27066
need_help_with 0.655 65563
have_trouble 0.654 32644
have_a_problem_with 0.597 44472
struggle_with 0.596 6306
have_a_difficult_time 0.551 90412
need_help 0.545 17643
need_assistance 0.539 84555
find_it_difficult_to 0.535 38382
have_a_hard_time 0.535 38555
problem_with 0.514 3733
trouble_with 0.508 27905
difficulty_in 0.505 10456
be_have_a_hard_time 0.499 99024
do_not_know_how_to 0.494 69377
be_unable_to 0.488 10274
there_be_a_problem_with 0.486 97972
a_problem_with 0.485 19265
be_not_able_to 0.481 13953
do_not_understand 0.476 21094
be_confuse 0.476 26244