| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | incident in which [num] [noun] | 8 |
|
| 2 | incident in which [num] [noun] | 8 |
|
| 3 | incident in [pron] [num] [noun] | 8 |
|
| 4 | incident in [Wh det] [num] [noun] | 8 |
|
