| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] do is [verb] at | 7 |
|
| 2 | [vb mod] [verb] is [verb] at | 7 |
|
| 3 | [modal v] [vb infin] is [verb] at | 7 |
|
| 4 | [modal v] do is [verb] at | 7 |
|
| 5 | [modal v] [verb] is [vb infin] at | 5 |
|
