| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [det] [noun] | 1346 |
|
| 2 | it could [vb infin] [noun] | 189 |
|
| 3 | it [vb infin] [det] [noun] | 117 |
|
| 4 | it could [vb infin] [det] | 105 |
|
