| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] by | 12653 |
|
| 2 | have [vb pp] by [n mass] | 124 |
|
| 3 | been [vb pp] by [n mass] | 106 |
|
| 4 | have been [vb pp] [n mass] | 95 |
|
