| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they could [verb] at [art] | 7 |
|
| 2 | they could [vb infin] at [art] | 7 |
|
| 3 | they could [verb] at [art] | 6 |
|
| 4 | they could [verb] at the | 5 |
|
