| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] at a | 316 |
|
| 2 | [modal v] [be] [verb] [pron] a | 60 |
|
| 3 | [be] [verb] [pron] at a | 38 |
|
| 4 | [modal v] [verb] [pron] at a | 34 |
|
| 5 | [modal v] [be] [verb] [pron] at | 32 |
|
