| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb past] [prep] a | 9556 |
|
| 2 | [noun] [vb past] at [art] | 3006 |
|
| 3 | [noun] [vb past] at [art] | 3006 |
|
| 4 | [noun] [verb] at a | 1465 |
|
| 5 | [noun] [vb past] at a | 411 |
|
