| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] [verb] [prep] a | 3667 |
|
| 2 | a [noun sg] [verb] at [art] | 582 |
|
| 3 | [art] [noun sg] [verb] at a | 362 |
|
| 4 | a [noun] [verb] at a | 136 |
|
