| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] been | 33 |
|
| 2 | would been | 11 |
|
| 3 | would been | 11 |
|
| 4 | must been | 5 |
|
| 5 | must been | 5 |
|
| 6 | will been | 5 |
|
