SN4 ""

No	Pattern	Freq
1	it be sometimes [verb]	236
2	it [be] sometimes [vb pp]	234
3	it [is] sometimes [verb]	215
4	it is sometimes [verb]	206
5	it [be] sometimes say	36
6	it [be] sometimes said	36
7	it [be] sometimes called	28
8	it [be] sometimes call	28
9	it [be] sometimes argue	28
10	it [be] sometimes argued	28
11	it [was/were] sometimes [verb]	20
12	it was sometimes [verb]	20
13	it [be] sometimes suggest	15
14	it [be] sometimes suggested	15
15	it [be] sometimes claimed	13
16	it [be] sometimes claim	13
17	it [be] sometimes referred	11
18	it [be] sometimes refer	11
19	it 's sometimes [verb]	9
20	it [be] sometimes used	8
21	it [be] sometimes thought	8
22	it [be] sometimes think	8
23	it [be] sometimes use	8
24	it [be] sometimes know	5
25	it [be] sometimes known	5