| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at a [adj] | 647 |
|
| 2 | could [be] [verb] a [adj] | 49 |
|
| 3 | could [be] [verb] at a | 30 |
|
| 4 | could [be] [verb] at [adj] | 12 |
|
| 5 | could [verb] at a [adj] | 5 |
|
