| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] by [noun] | 71352 |
|
| 2 | is [vb pp] by | 17960 |
|
| 3 | is [vb pp] [noun] | 1127 |
|
| 4 | is by [noun] | 480 |
|
