| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [verb] to [be] | 152 |
|
| 2 | not [be] [verb] to [be] | 132 |
|
| 3 | could not [be] [verb] to | 77 |
|
| 4 | could not [verb] to [be] | 42 |
|
