| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] years [vb -s] [vb pp] [det] | 5 |
|
| 2 | recent years [vb -s] [verb] [det] | 5 |
|
| 3 | [adj] years has [verb] [det] | 5 |
|
