| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they 've [vb pp] [art] | 1283 |
|
| 2 | they 've been [vb pp] | 331 |
|
| 3 | 've been [vb pp] [art] | 71 |
|
| 4 | they 've been [art] | 19 |
|
