| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] recent years [vb past] | 22 |
|
| 2 | in recent years [vb past] | 21 |
|
| 3 | in recent years [vb past] | 21 |
|
| 4 | [prep] recent years had | 5 |
|
