| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] is | 2146 |
|
| 2 | [verb] is be | 18 |
|
| 3 | [verb] [to-vb] be | 11 |
|
| 4 | [to-vb] is be | 11 |
|
