| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [vb pp] to be | 148 |
|
| 2 | could be [vb pp] to [be] | 148 |
|
| 3 | could [be] said to [be] | 66 |
|
| 4 | could [be] shown to [be] | 15 |
|
| 5 | could [be] expected to [be] | 14 |
|
| 6 | could [be] considered to [be] | 12 |
|
| 7 | could [be] seen to [be] | 11 |
|
