| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] could be [vb pp] | 8559 |
|
| 2 | could be [vb pp] on | 316 |
|
| 3 | [noun] be [vb pp] on | 72 |
|
| 4 | [noun] could be on | 69 |
|
