| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] when he [verb] | 250 |
|
| 2 | at [noun prp] [conj] he [verb] | 127 |
|
| 3 | at [noun prp] when [pron] [verb] | 57 |
|
| 4 | at [noun prp] when [pers pn] [verb] | 54 |
|
| 5 | at [noun] when he [verb] | 33 |
|
| 6 | at [noun prp] when he [verb] | 23 |
|
