| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been | 68574 |
|
| 2 | [pron] [vb mod] have | 58062 |
|
| 3 | [vb mod] have been | 21560 |
|
| 4 | [pron] [vb mod] been | 22 |
|
