| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [vb pp] [noun] | 1529 |
|
| 2 | [vb pp] several [noun] | 763 |
|
| 3 | [been] [vb pp] several | 80 |
|
| 4 | [been] several [noun] | 79 |
|
