| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [pers pn] [modal v] [vb infin] | 561 |
|
| 2 | [is] [pron] [modal v] [vb infin] | 428 |
|
| 3 | [is] [pers pn] [modal v] [verb] | 330 |
|
