| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [been] [verb] [prep] [det] | 761 |
|
| 2 | [verb] [been] [verb] at [det] | 153 |
|
| 3 | [vb past] [been] [verb] at [adj] | 96 |
|
| 4 | [vb past] [be] [verb] at [det] | 35 |
|
