| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] when it [verb] | 1555 |
|
| 2 | at [noun] it [verb] | 119 |
|
| 3 | at [noun] when it | 18 |
|
| 4 | at [noun] when [verb] | 15 |
|
