| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [not/n't] be [verb] | 2288 |
|
| 2 | could [not/n't] be [vb pp] | 2250 |
|
| 3 | [modal v] [not/n't] be excluded | 95 |
|
| 4 | [vb mod] [not/n't] be excluded | 95 |
|
| 5 | could [adv] be excluded | 6 |
|
| 6 | could [not/n't] be exclude | 5 |
|
| 7 | could [not/n't] be excluded | 5 |
|
| 8 | could [not/n't] be excluded | 5 |
|
| 9 | could [not/n't] [be] excluded | 5 |
|
| 10 | could [not/n't] [be] excluded | 5 |
|
