| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | knew he could [not/n't] [vb infin] | 34 |
|
| 2 | knew he could [not/n't] [vb infin] | 34 |
|
| 3 | knew he could n't [vb infin] | 20 |
|
| 4 | knew he could not [vb infin] | 14 |
|
