| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [adv] [vb infin] [prep] [art] [adj] | 308 |
|
| 2 | could [adv] [vb infin] [prep] [art] [adj] | 308 |
|
| 3 | [vb mod] [adv] [vb infin] at [art] [adj] | 79 |
|
| 4 | [modal v] [adv] [vb infin] at [art] [adj] | 79 |
|
| 5 | could [adv] [verb] at [art] [adj] | 11 |
|
| 6 | could [adv] [vb infin] at [art] [adj] | 11 |
|
| 7 | could [adv] [vb infin] at [art] [adj] | 11 |
|
