| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] that [verb] | 7021 |
|
| 2 | at a [noun] [verb] | 837 |
|
| 3 | at a [noun] that | 190 |
|
| 4 | at [noun] that [verb] | 80 |
|
