| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could not [adv] be | 115 |
|
| 2 | he [modal v] not [adv] be | 60 |
|
| 3 | he could [adv] [adv] be | 20 |
|
| 4 | he could not [adv] [be] | 12 |
|
