| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] at [art] | 5596 |
|
| 2 | a [noun sg] [vb past] [art] | 1256 |
|
| 3 | [noun sg] [vb past] at [art] | 1014 |
|
| 4 | a [noun sg] [vb past] at | 146 |
|
