| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [vb pp] at | 554 |
|
| 2 | and a [noun] [vb pp] | 531 |
|
| 3 | and a [noun] at | 195 |
|
| 4 | and [noun] [vb pp] at | 179 |
|
