| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when i [vb past] [prep] [noun] | 313 |
|
| 2 | i [adv] [vb past] [prep] [noun] | 264 |
|
| 3 | when i [adv] [vb past] [prep] | 23 |
|
| 4 | when i [adv] [vb past] [noun] | 6 |
|
