| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | an [noun] in [noun] | 2867 |
|
| 2 | [vb past] [noun] in [noun] | 2517 |
|
| 3 | [vb past] an [noun] [noun] | 969 |
|
| 4 | [vb past] an [noun] in | 674 |
|
