| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [adj] years it [vb -s] [been] | 15 |
|
| 2 | in [adj] years it [vb -s] be | 15 |
|
| 3 | in [adj] years it has [be] | 15 |
|
| 4 | in recent years it [vb -s] [be] | 15 |
|
| 5 | in [adj] years it [vb -s] been | 15 |
|
