| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [vb infin] [verb] [prep] [art] [adj] | 957 |
|
| 2 | could [vb infin] [verb] [prep] [art] [adj] | 110 |
|
| 3 | could [verb] [verb] [prep] [art] [adj] | 86 |
|
| 4 | could [vb infin] [verb] [prep] [art] [adj] | 86 |
|
