| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb infin] be [vb pp] | 1900 |
|
| 2 | not [vb infin] be [verb] | 915 |
|
| 3 | not [verb] be [vb pp] | 890 |
|
| 4 | not [vb infin] [be] [vb pp] | 757 |
|
