| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] [noun] | 76118 |
|
| 2 | [prep] several [noun] | 5873 |
|
| 3 | [vb past] several [noun] | 934 |
|
| 4 | [vb past] [prep] several | 288 |
|
