SN4 ""

No	Pattern	Freq
1	have been [adj] [prep] some	140
2	have been [adj] [prep] some	140
3	have been [adj] for some	99
4	have been [adj] for some	99
5	had been [adj] [prep] some	43
6	has been [adj] [prep] some	40
7	have been [adj] [prep] some	29
8	have been [adj] [prep] some	21
9	have been [adj] in some	21
10	have been [adj] in some	21
11	have been involved [prep] some	13
12	have been concerned [prep] some	8
13	have been available [prep] some	8
14	have been clear [prep] some	6
15	have been [adj] with some	6
16	have been [adj] to some	6
17	have been [adj] with some	6
18	have been [adj] to some	6
19	have been ill [prep] some	6
20	have been responsible [prep] some	5