SN4 ""

No	Pattern	Freq
1	[conj] it be often [verb]	93
2	[conj] it [be] often [vb pp]	93
3	[conj] it [be] often [verb]	93
4	[conj] it [is] often [verb]	82
5	[conj] it is often [verb]	75
6	[subord] it [be] often [verb]	48
7	[coord] it [be] often [verb]	35
8	as it [be] often [verb]	24
9	as it [be] often [verb]	24
10	and it [be] often [verb]	21
11	and it [be] often [verb]	21
12	but it [be] often [verb]	14
13	but it [be] often [verb]	14
14	[conj] it [was/were] often [verb]	11
15	[conj] it was often [verb]	11
16	[that] it [be] often [verb]	10
17	that it [be] often [verb]	10
18	that it [be] often [verb]	10
19	[conj] it [be] often called	8
20	[conj] it [be] often call	8
21	[conj] it [be] often used	7
22	although it [be] often [verb]	7
23	[conj] it 's often [verb]	7
24	[conj] it [be] often use	7
25	although it [be] often [verb]	7
26	because it [be] often [verb]	6
27	because it [be] often [verb]	6
28	[conj] it [be] often forgotten	5
29	[conj] it [be] often forget	5