| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | an [noun sg] [conj] could [verb] | 29 |
|
| 2 | an [noun sg] [conj] could [vb infin] | 29 |
|
| 3 | an [noun sg] that could [verb] | 26 |
|
| 4 | an [noun sg] that could [verb] | 26 |
|
| 5 | an [noun sg] [that] could [verb] | 26 |
|
