| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when i [vb past] [verb] on | 10 |
|
| 2 | when i [vb past] [verb] on | 10 |
|
| 3 | when i [vb past] [verb] on | 10 |
|
| 4 | when i started [verb] on | 6 |
|
| 5 | when i [vb past] [to-vb] on | 6 |
|
