| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when he [verb] i [modal v] [vb infin] | 6 |
|
| 2 | when he [verb] i [vb mod] [verb] | 6 |
|
| 3 | when he [verb] i [modal v] [verb] | 5 |
|
