| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [been] [verb] [prep] [det] | 327 |
|
| 2 | [verb] [been] [verb] at [det] | 153 |
|
| 3 | [vb infin] [been] [verb] at [adj] | 42 |
|
| 4 | [vb infin] [be] [verb] at [det] | 28 |
|
