| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [vb past] [verb] [det] year | 7 |
|
| 2 | [Wh pn] had [verb] [det] year | 6 |
|
| 3 | [Wh pn] [vb past] [verb] [det] years | 6 |
|
| 4 | [Wh pn] [vb past] [vb pp] [det] year | 6 |
|
