| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could not be [adv] | 149 |
|
| 2 | he [modal v] not be [adv] | 140 |
|
| 3 | he could [adv] be [adv] | 21 |
|
| 4 | he could not [be] [adv] | 11 |
|
| 5 | he could not be [adv] | 11 |
|
