| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] at [noun] | 3986 |
|
| 2 | a [noun sg] [vb past] [noun] | 985 |
|
| 3 | [noun sg] [vb past] at [noun] | 533 |
|
| 4 | a [noun sg] [vb past] at | 146 |
|
