| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] for some time | 64 |
|
| 2 | [vb base] [vb pp] for some time | 26 |
|
| 3 | [vb base] been [vb pp] for some | 19 |
|
| 4 | [vb base] been for some time | 6 |
|
