| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] for more than | 6 |
|
| 2 | have been [vb pp] for more [conj] | 6 |
|
| 3 | have been [vb pp] for more than | 6 |
|
| 4 | have been [vb pp] for more [subord] | 6 |
|
