SN4 ""

No	Pattern	Freq
1	they have [adv] been [adj]	173
2	they have [adv] been [adj]	107
3	they had [adv] been [adj]	76
4	they have not been [adj]	69
5	they have [not/n't] been [adj]	69
6	they have [adv] been [adj]	67
7	they have [adv] been able	51
8	they have not been [adj]	40
9	they have n't been [adj]	29
10	they 've [adv] been [adj]	27
11	they have never been [adj]	19
12	they have never been [adj]	19
13	they have always been [adj]	18
14	they have always been [adj]	18
15	they have all been [adj]	10
16	they have all been [adj]	10
17	they have only been [adj]	8
18	they have only been [adj]	8
19	they have also been [adj]	6
20	they have [adv] been prepared	6
21	they have also been [adj]	6
22	they have both been [adj]	5
23	they have both been [adj]	5