| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [verb] [prep] the [adj -er] | 11 |
|
| 2 | could be [verb] [prep] the [adj -er] | 11 |
|
| 3 | could [be] [vb pp] [prep] the [adj -er] | 10 |
|
