SN4 ""

No	Pattern	Freq
1	[conj] it be common for	15
2	[subord] it be common for	6
3	that it be common for	5
4	that it be common for	5
5	[noun] it be common for	5
6	[that] it be common for	5
7	it be [adv] common for	58
8	it be [adv] common for	57
9	it be quite common for	24
10	it be quite common for	24
11	it be very common for	9
12	it be very common for	9
13	it be more common for	8
14	it be more common for	8
15	it be increasingly common for	5
16	it be increasingly common for	5
17	it be common [noun] for	11
18	it be common [noun sg] for	11
19	it be common practice for	9
20	it be common practice for	9
21	it be common for [noun]	41
22	it be common for [noun pl]	31
23	it be common for [art]	22
24	it be common for [art]	22
25	it be common for [adj]	21
26	it be common for the	15
27	it be common for the	15
28	it be common for [adj]	10
29	it be common for [det]	8
30	it be common for a	7