| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] could [verb] at a | 6 |
|
| 2 | [pron] could be [verb] at a | 12 |
|
| 3 | [pron] could [be] [verb] at a | 12 |
|
| 4 | [pron] could be [verb] at a | 12 |
|
| 5 | [pron] could [be] [verb] at a | 12 |
|
| 6 | [pron] could [adv] [verb] at a | 6 |
|
| 7 | [pron] could [verb] [noun] at a | 5 |
|
| 8 | [pron] could [verb] at a [noun] | 9 |
|
| 9 | [pron] could [verb] at a [noun sg] | 9 |
|
