| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they could [adv] | 2522 |
|
| 2 | they could [adv] | 882 |
|
| 3 | [pron] could never | 870 |
|
| 4 | they [modal v] never | 577 |
|
| 5 | they [vb mod] never | 577 |
|
| 6 | they could never | 58 |
|
| 7 | they could never | 58 |
|
