| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] could | 985 |
|
| 2 | [vb past] could | 182 |
|
| 3 | felt [vb mod] | 44 |
|
| 4 | felt [modal v] | 44 |
|
| 5 | feel could | 21 |
|
| 6 | felt could | 12 |
|
