| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] several [noun pl] | 63 |
|
| 2 | have been [vb pp] several [noun] | 63 |
|
| 3 | have been [vb pp] several time | 49 |
|
| 4 | have been [vb pp] several times | 49 |
|
| 5 | has been [vb pp] several [noun] | 27 |
|
| 6 | had been [vb pp] several [noun] | 20 |
|
| 7 | have been [vb pp] several [noun] | 8 |
|
| 8 | have been mentioned several [noun] | 5 |
|
