| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [vb pp] on [art] | 167 |
|
| 2 | [vb infin] [be] [vb pp] on [art] | 87 |
|
| 3 | could [vb infin] [be] [vb pp] on | 28 |
|
| 4 | could [vb infin] [vb pp] on [art] | 14 |
|
| 5 | could [vb infin] [be] [vb pp] [art] | 9 |
|
