SimilarityRank
do_not_know 0.671 10490
without_know 0.657 39905
never_know 0.656 62448
not_know_what 0.635 76772
no_one_know 0.633 42689
I_do_not_know 0.627 6146
they_do_not_know 0.625 52548
know 0.618 278
not_think 0.614 78526
we_do_not_know 0.613 21798
even_know 0.602 96702
you_do_not_know 0.596 50551
have_no_idea 0.595 68416
unknown 0.590 3389
be_not_know 0.589 21842
not_know_that 0.586 96502
nobody_know 0.581 74533
she_do_not_know 0.577 91878
be_unknown 0.576 8723
he_do_not_know 0.572 53219
be_ignorant_of 0.568 94536
only_know 0.565 20973
ignorant_of 0.557 72115
really_know 0.548 90488
find_out 0.542 5795