| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at which the | 5 |
|
| 2 | be [verb] at which the | 5 |
|
| 3 | [verb] [noun] at which the | 5 |
|
| 4 | [verb] at which the [noun] | 7 |
|
