| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be to be [verb] is | 34 |
|
| 2 | [be] to be [vb pp] is | 34 |
|
| 3 | is to be [verb] is | 29 |
|
| 4 | [is] to be [verb] is | 29 |
|
