| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun sg] at [noun] | 3549 |
|
| 2 | a [noun sg] [vb pp] [noun] | 1898 |
|
| 3 | [noun sg] [vb pp] at [noun] | 1229 |
|
| 4 | a [noun sg] [vb pp] at | 554 |
|
