SimilarityRank
not_require 0.792 26621
be_require 0.767 744
do_not_require 0.767 12367
be_not_necessary 0.742 21766
be_still_require 0.718 83333
do_not_require_a 0.698 63452
may_be_require 0.680 13902
be_mandatory 0.650 18140
also_require 0.630 16804
require 0.629 225
do_not_require_any 0.621 92825
it_be_not_necessary_for 0.619 90116
it_do_not_require 0.617 77282
but_not_require 0.611 39027
generally_require 0.610 93022
required 0.605 5608
which_do_not_require 0.605 99536
there_be_no_need_for 0.599 30290
require_additional 0.596 95781
be_optional 0.596 16185
need_not 0.593 7554
be_mandatory_for 0.592 51313
it_be_not_necessary_to 0.587 33209
may_require 0.585 14699
can_not_be_use 0.584 19395