| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [pers pn] [be] [that] [pron] | 50 |
|
| 2 | could [pers pn] [be] [conj] [pron] | 43 |
|
| 3 | could [pron] [be] [that] [pron] | 37 |
|
| 4 | could [pers pn] [be] [that] [pron] | 37 |
|
