SN4 ""

No	Pattern	Freq
1	have been [noun] [prep]	407
2	have been [noun pl] [prep]	353
3	have been [noun] of	164
4	have been [noun] of	164
5	have been [noun] in	83
6	have been [noun] in	83
7	have been [noun sg] [prep]	44
8	have been [noun] for	39
9	have been [noun] for	39
10	have been changes [prep]	21
11	have been change [prep]	21
12	have been member [prep]	21
13	have been members [prep]	20
14	have been victim [prep]	19
15	have been victims [prep]	19
16	have been part [prep]	16
17	have been [noun] about	16
18	have been [noun] about	16
19	have been part [prep]	15
20	have been problem [prep]	15
21	have been report [prep]	15
22	have been reports [prep]	15
23	have been problems [prep]	15
24	have been [noun] over	14
25	have been [noun] over	14
26	have been [noun] with	13
27	have been [noun] on	13
28	have been [noun] on	13
29	have been [noun] with	13
30	have been [noun] from	12