| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and could [not/n't] [be] [vb pp] | 102 |
|
| 2 | therefore could [not/n't] [be] [vb pp] | 10 |
|
| 3 | and therefore could [not/n't] [be] | 8 |
|
