| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] by [adj] [noun] | 12539 |
|
| 2 | could [be] [vb pp] by [noun] | 278 |
|
| 3 | could [be] [vb pp] by [adj] | 264 |
|
| 4 | could [be] [vb pp] [adj] [noun] | 103 |
|
