| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [vb infin] on [prep] a | 12 |
|
| 2 | [pers pn] could [vb infin] on [prep] a | 12 |
|
| 3 | could [adv] [vb infin] on [prep] a | 8 |
|
| 4 | could [vb infin] on [prep] a [adj] | 8 |
|
| 5 | could [vb infin] on [prep] a [adj] | 7 |
|
| 6 | could [vb infin] on [prep] a [noun sg] | 6 |
|
| 7 | could [vb infin] on [prep] a [noun] | 6 |
|
| 8 | could [vb infin] on [prep] a long | 5 |
|
| 9 | could [vb infin] on [prep] a long | 5 |
|
