| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [be] made available | 9 |
|
| 2 | could [adv] [be] [vb pp] available | 9 |
|
| 3 | could [adv] be [vb pp] available | 9 |
|
| 4 | could [adv] [be] [vb pp] available | 8 |
|
