| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [be] [verb] by a | 147 |
|
| 2 | could be [verb] by a | 147 |
|
| 3 | could be [verb] by a | 147 |
|
| 4 | could [be] [vb pp] by a | 147 |
|
| 5 | could [be] [verb] by a | 147 |
|
| 6 | could [be] done by a | 5 |
|
| 7 | could [be] do by a | 5 |
|
| 8 | could [be] take by a | 5 |
|
| 9 | could [be] follow by a | 5 |
|
| 10 | could [be] taken by a | 5 |
|
| 11 | could [be] followed by a | 5 |
|
