| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] it [modal v] be [adj] [verb] | 392 |
|
| 2 | [vb infin] [pron] [modal v] be [adj] [verb] | 114 |
|
| 3 | [vb infin] it [modal v] [be] [adj] [verb] | 29 |
|
