SN4 ""

No	Pattern	Freq
1	have been [adj] [prep] [det]	102
2	have been [adj] [prep] [adj]	98
3	have been [adj] for [adj]	76
4	have been [adj] in [adj]	66
5	have been [adj] [prep] [num]	47
6	have been [adj] to [adj]	41
7	have been involved [prep] [adj]	30
8	have been [adj] [prep] some	29
9	have been [adj] [prep] some	29
10	have been subject [prep] [adj]	23
11	have been [adj] with [adj]	23
12	have been [adj] [prep] this	21
13	have been [adj] [prep] this	21
14	have been concerned [prep] [adj]	16
15	have been available [prep] [adj]	14
16	have been married [prep] [adj]	12
17	have been [adj] [prep] many	11
18	have been [adj] of [adj]	11
19	have been [adj] [prep] many	11
20	have been unemployed [prep] [adj]	10
21	have been [adj] by [adj]	9
22	have been [adj] [prep] one	8
23	have been [adj] [prep] one	8
24	have been [adj] since [adj]	6
25	have been [adj] [prep] such	6
26	have been [adj] [prep] recent	6
27	have been active [prep] [adj]	6
28	have been [adj] [prep] such	6
29	have been [adj] [prep] recent	6
30	have been responsible [prep] [adj]	6