| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] [prep] [noun] | 13540 |
|
| 2 | have been [vb pp] [prep] several | 175 |
|
| 3 | been [vb pp] [prep] several [noun] | 140 |
|
| 4 | have [vb pp] [prep] several [noun] | 106 |
|
| 5 | have been [vb pp] several [noun] | 63 |
|
| 6 | have been [prep] several [noun] | 10 |
|
