| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [prep] several | 223 |
|
| 2 | [been] [vb pp] [prep] several | 196 |
|
| 3 | [been] found [prep] [adj] | 119 |
|
| 4 | [been] found [prep] [det] | 45 |
|
| 5 | [be] found [prep] several | 18 |
|
| 6 | [been] found [prep] several | 5 |
|
| 7 | [been] find [prep] several | 5 |
|
| 8 | [been] found [prep] several | 5 |
|
