| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] had [vb pp] for [adj] years | 11 |
|
| 2 | who had [vb pp] for [adj] year | 11 |
|
| 3 | [Wh pn] had [vb pp] for [det] year | 6 |
|
| 4 | [Wh pn] had [vb pp] for [num] year | 5 |
|
| 5 | [Wh pn] had worked for [adj] year | 5 |
|
