| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [adj] years [Wh det] | 15 |
|
| 2 | in [adj] years [Wh det] | 12 |
|
| 3 | in [adj] years which | 11 |
|
| 4 | in recent years [Wh det] | 10 |
|
| 5 | in recent years [Wh det] | 10 |
|
