| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [be] [vb pp] [adj] | 171 |
|
| 2 | it [vb mod] [be] [vb pp] [adj] | 171 |
|
| 3 | [pron] could [be] [vb pp] [adj] | 64 |
|
| 4 | [pers pn] could [be] [vb pp] [adj] | 39 |
|
| 5 | it could [be] [vb pp] [adj] | 28 |
|
| 6 | it could [be] [vb pp] [adj] | 16 |
|
| 7 | it could [be] [verb] [adj] | 16 |
|
| 8 | it could [be] [vb pp] [adj] | 16 |
|
| 9 | it could [be] [vb pp] [adj] | 16 |
|
