| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they 've [been] [vb pp] [prep] a | 13 |
|
| 2 | they 've [been] [vb pp] [prep] a | 13 |
|
| 3 | they 've [been] [vb pp] a [noun] | 5 |
|
| 4 | they 've [been] [vb pp] a [adj] | 5 |
|
