| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [adv] [prep] [noun] | 5789 |
|
| 2 | could [vb infin] [adv] [prep] | 1910 |
|
| 3 | could [vb infin] [prep] [noun] | 1709 |
|
| 4 | could [vb infin] [adv] [noun] | 254 |
|
| 5 | could [adv] [prep] [noun] | 30 |
|
