| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] by [noun] | 71352 |
|
| 2 | [vb pp] about by | 481 |
|
| 3 | about by [noun] | 126 |
|
| 4 | [vb pp] about [noun] | 10 |
|
