| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be [prep] a [adj] [noun] | 288 |
|
| 2 | [vb mod] be at [art] [adj] [noun] | 66 |
|
| 3 | [vb mod] be at [art] [adj] [noun] | 66 |
|
| 4 | [vb mod] be at a [adj] [noun] | 30 |
|
| 5 | [vb mod] be at a [adj] [noun] | 29 |
|
| 6 | [vb mod] [be] at a [adj] [noun] | 25 |
|
| 7 | [modal v] be at a [adj] [noun] | 25 |
|
