| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an [noun prp] [noun] ' | 6 |
|
| 2 | [prep] an [noun prp] [noun] ' | 6 |
|
| 3 | an [noun prp] [noun] ' [noun sg] | 9 |
|
| 4 | an [noun prp] [noun] ' [noun] | 9 |
|
