| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] could [verb] a | 2934 |
|
| 2 | [pers pn] could [verb] a | 2609 |
|
| 3 | he [modal v] [verb] a | 2247 |
|
| 4 | he [vb mod] [verb] a | 2247 |
|
| 5 | he could [verb] [art] | 1441 |
|
| 6 | he could [verb] a | 432 |
|
| 7 | he could [verb] a | 430 |
|
