| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [adj] years have | 155 |
|
| 2 | in recent years have | 144 |
|
| 3 | in recent years have | 144 |
|
| 4 | in [adj] years has | 114 |
|
| 5 | in [adj] years have | 42 |
|
| 6 | in [adj] years had | 9 |
|
| 7 | in [num] years have | 7 |
|
