| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when he [verb] [pers pn] at [art] | 6 |
|
| 2 | when he [verb] [pers pn] at [art] | 6 |
|
| 3 | when he [vb past] [pers pn] at [art] | 5 |
|
