know -about / know about + *
由於這樣搜尋導致coca出不來結果（耗時太長
只能基於ngrams了
基於3gram 不過結果有點少
n't know about, 3249
to know about, 3038
know about the, 1731
you know about, 1002
know about it, 931
we know about, 865
know about that, 759
I know about, 721
know about this, 565
know about you, 385
not know about, 371
should know about, 292
they know about, 278
even know about, 194
know about him, 180
people know about, 170
know about your, 167
know about them, 166
know about his, 139
You know about, 137
know about what, 134
know about my, 131
nt know about, 131
know about a, 124
know about me, 124
he know about, 122
really know about, 118
know about these, 116
do know about, 113
all know about, 103
know about their, 100
already know about, 90
We know about, 88
know about her, 79
who know about, 75
know about all, 73
would know about, 70
to Know About, 69
know about any, 63
she know about, 63
They know about, 58
know about our, 54
now know about, 49
know about how, 48
will know about, 48
never know about, 47
must know about, 46
know about us, 45
know about those, 42
did know about, 41
know about and, 36
may know about, 29
n't Know About, 28
know about life, 27
them know about, 26
know about sex, 25
us know about, 25
might know about, 24