| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] [be] | 81178 |
|
| 2 | [pron] could [be] | 9101 |
|
| 3 | [verb] could [be] | 283 |
|
| 4 | [pron] [verb] could | 282 |
|
