| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] [noun prp] a [adj] years | 5 |
|
| 2 | [vb past] [prep] [noun prp] a [adj] years | 5 |
|
| 3 | [vb past] [noun prp] a [adj] years [adv] | 5 |
|
