| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] by [noun pl] | 956 |
|
| 2 | have been [vb pp] by some | 145 |
|
| 3 | been [vb pp] by some [noun pl] | 44 |
|
| 4 | have been [vb pp] some [noun pl] | 16 |
|
