| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been [vb pp] for some time | 56 |
|
| 2 | have been [vb pp] for some time | 56 |
|
| 3 | [vb -s] been [vb pp] for some time | 26 |
|
| 4 | has been [vb pp] for some time | 25 |
|
| 5 | had been [vb pp] for some time | 19 |
|
| 6 | [vb past] been [vb pp] for some time | 19 |
|
| 7 | [verb] been known for some time | 16 |
|
| 8 | [vb base] been [vb pp] for some time | 9 |
|
| 9 | have been [vb pp] for some time | 9 |
|
| 10 | [verb] been recognised for some time | 6 |
|
