| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [vb pp] [prep] a [noun] | 3790 |
|
| 2 | been [vb pp] [prep] a [noun] | 3790 |
|
| 3 | be [vb pp] at a [noun] | 920 |
|
| 4 | [be] [vb pp] at a [noun] | 920 |
|
| 5 | been [vb pp] at [art] [noun] | 503 |
|
| 6 | been [verb] at a [noun] | 103 |
|
| 7 | [been] [vb pp] at a [noun] | 74 |
|
| 8 | been [vb pp] at a [noun] | 74 |
|
