| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [vb -s] been [vb pp] [prep] recent | 7 |
|
| 2 | [det] has been [vb pp] [prep] recent | 7 |
|
| 3 | [det] [vb -s] been [vb pp] in recent | 5 |
|
