| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [adv] [vb pp] and | 471 |
|
| 2 | [adv] [vb pp] and [modal v] | 194 |
|
| 3 | been [vb pp] and [modal v] | 75 |
|
| 4 | been [adv] [vb pp] [modal v] | 14 |
|
