| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been [vb pp] | 23468 |
|
| 2 | [pron] have [vb pp] [num] | 4739 |
|
| 3 | [pron] have been [num] | 678 |
|
| 4 | have been [vb pp] [num] | 337 |
|
