| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] by [verb] | 6766 |
|
| 2 | [vb pp] is [verb] | 863 |
|
| 3 | is by [verb] | 312 |
|
| 4 | [vb pp] is by | 44 |
|
