| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] be made [adj] | 14 |
|
| 2 | could [adv] be called [adj] | 9 |
|
| 3 | could [adv] be [vb pp] available | 8 |
|
| 4 | could only be [vb pp] [adj] | 8 |
|
| 5 | could [adv] be considered [adj] | 6 |
|
