| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [vb pp] [prep] [be] [adj] | 303 |
|
| 2 | [vb mod] [be] [vb pp] [prep] [be] [adj] | 303 |
|
| 3 | could [be] [vb pp] [prep] [be] [adj] | 34 |
|
| 4 | could [be] [vb pp] [prep] [be] [adj] | 34 |
|
| 5 | could [be] [verb] [prep] [be] [adj] | 31 |
|
| 6 | could [be] [vb pp] [prep] [be] [adj] | 30 |
|
| 7 | could [be] [vb pp] [prep] [be] [adj] | 30 |
|
