| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pers pn] was [verb] [num] years | 7 |
|
| 2 | when [pers pn] be [verb] [num] years | 7 |
|
| 3 | when [pers pn] be [vb pp] [num] years | 6 |
|
| 4 | when it be [verb] [num] years | 5 |
|
