| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [num ord] i [verb] | 227 |
|
| 2 | at [num ord] [be] [verb] | 98 |
|
| 3 | at [num ord] i [be] | 51 |
|
| 4 | [num ord] i [be] [verb] | 27 |
|
