| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] at [adj] [noun sg] | 63 |
|
| 2 | which could [verb] [adj] [noun sg] | 54 |
|
| 3 | which [verb] at [adj] [noun sg] | 42 |
|
| 4 | which could [verb] at [adj] | 7 |
|
