| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] [prep] [noun] | 851 |
|
| 2 | [vb -s] [prep] several [noun] | 93 |
|
| 3 | [been] [prep] several [noun] | 10 |
|
| 4 | [vb -s] [been] [prep] several | 8 |
|
