SN4 ""

No	Pattern	Freq
1	[conj] it have been to	6
2	[subord] it have been to	5
3	it [vb mod] have been to	7
4	it [modal v] have been to	7
5	it have [adv] been to	8
6	it have [adv] been to	6
7	it have been [verb] to	230
8	it have been [vb pp] to	225
9	it have been [adj] to	40
10	it have been [adj] to	38
11	it have been left to	15
12	it have been leave to	15
13	it have been bring to	11
14	it have been [adv] to	11
15	it have been brought to	11
16	it have been subjected to	9
17	it have been subject to	9
18	it have been suggest to	9
19	it have been apply to	8
20	it have been suggested to	8
21	it have been [adv prt] to	8
22	it have been applied to	8
23	it have been given to	7
24	it have been referred to	7
25	it have been give to	7
26	it have been refer to	7
27	it have been reduce to	6
28	it have been known to	6
29	it have been find to	6
30	it have been found to	6