| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [vb pp] several [noun pl] | 70 |
|
| 2 | been [vb pp] several [noun] | 70 |
|
| 3 | [been] [vb pp] several time | 56 |
|
| 4 | [been] [vb pp] several times | 56 |
|
| 5 | [been] mentioned several [noun] | 7 |
|
