| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [pron] [modal v] [verb] a | 1401 |
|
| 2 | at [adv] [pron] [modal v] [verb] | 363 |
|
| 3 | at [adv] [pron] [verb] a | 71 |
|
