| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] in recent years it has | 10 |
|
| 2 | but in recent years it has | 8 |
|
| 3 | [coord] in recent years it has | 8 |
|
| 4 | but in recent years it has | 8 |
|
| 5 | in recent years it has [verb] | 16 |
|
| 6 | in recent years it has [vb pp] | 16 |
|
| 7 | in recent years it has been | 15 |
|
| 8 | in recent years it has [been] | 15 |
|
| 9 | in recent years it has be | 15 |
|
| 10 | in recent years it has [be] | 15 |
|
| 11 | in recent years it has become | 9 |
|
| 12 | in recent years it has become | 9 |
|
