| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [vb pp] to [be] [art] | 919 |
|
| 2 | [is] [not/n't] [vb pp] to [art] | 182 |
|
| 3 | [is] [not/n't] [vb pp] to [be] | 171 |
|
| 4 | [not/n't] [vb pp] to [be] [art] | 107 |
|
| 5 | [is] [not/n't] to [be] [art] | 20 |
|
