| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been [vb pp] over many | 6 |
|
| 2 | [Wh det] have been [vb pp] over many | 5 |
|
| 3 | which have been [vb pp] over many | 5 |
|
| 4 | which have been [vb pp] over many | 5 |
|
| 5 | have been [vb pp] over many [noun] | 12 |
|
| 6 | have been [vb pp] over many [noun pl] | 12 |
|
| 7 | have been [vb pp] over many year | 11 |
|
| 8 | have been [vb pp] over many years | 11 |
|
