| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [subord] [vb pp] by [art] | 11 |
|
| 2 | [to-vb] when [vb pp] by [art] | 6 |
|
| 3 | [to-vb] when [vb pp] by [art] | 6 |
|
| 4 | [to-vb] [conj] [vb pp] by the | 6 |
|
