| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] for some | 101 |
|
| 2 | [vb -s] been [vb pp] for some | 43 |
|
| 3 | has been [vb pp] for some | 39 |
|
| 4 | [vb past] been [vb pp] for some | 31 |
|
| 5 | had been [vb pp] for some | 31 |
|
| 6 | [verb] been known for some | 20 |
|
| 7 | [vb base] been [vb pp] for some | 19 |
|
| 8 | have been [vb pp] for some | 17 |
|
| 9 | have been [vb pp] for some | 6 |
|
| 10 | [vb infin] been [vb pp] for some | 6 |
|
| 11 | [verb] been recognised for some | 6 |
|
