SN4 ""

No	Pattern	Freq
1	it have been [adv]	1242
2	it have been [adv]	1171
3	it has been [adv]	463
4	it had been [adv]	434
5	it 's been [adv]	318
6	it have been so	116
7	it have been so	116
8	it have been very	107
9	it have been very	107
10	it have been [adv prt]	70
11	it have been there	55
12	it have been there	55
13	it have been quite	46
14	it have been quite	46
15	it have been too	38
16	it have been too	38
17	it have been well	36
18	it have been well	36
19	it have been more	30
20	it have been more	30
21	it have been widely	26
22	it have been widely	26
23	it have been almost	25
24	it have been almost	25
25	it have been all	21
26	it have been all	21
27	it have been just	19
28	it have been just	19
29	it have been around	16
30	it have been around	16