| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [adv] [vb infin] | 21164 |
|
| 2 | [pers pn] could [adv] [vb infin] | 19916 |
|
| 3 | [pron] [pers pn] could [vb infin] | 2004 |
|
| 4 | [pron] [pers pn] could [adv] | 885 |
|
| 5 | [pron] [pers pn] [adv] [vb infin] | 7 |
|
