| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] [num] years | 17 |
|
| 2 | when [pron] [vb past] [num] year | 17 |
|
| 3 | when [pers pn] [verb] [num] year | 17 |
|
| 4 | when he [verb] [num] year | 7 |
|
| 5 | when he [verb] [num] year | 7 |
|
