| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they say [pers pn] could [adv] [verb] | 6 |
|
| 2 | they say [pron] could [adv] [vb infin] | 6 |
|
| 3 | they say [pron] could [adv] [verb] | 6 |
|
| 4 | they said [pron] could [adv] [verb] | 5 |
|
