| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [vb infin] [prep] [noun] [prep] | 442 |
|
| 2 | [vb infin] [prep] [noun] [adv] [prep] | 122 |
|
| 3 | could [vb infin] [noun] [adv] [prep] | 56 |
|
| 4 | could [vb infin] [prep] [noun] [adv] | 54 |
|
| 5 | could [vb infin] [prep] [adv] [prep] | 16 |
|
