| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] an [noun sg] [noun] | 7610 |
|
| 2 | [prep] [noun sg] [noun] [pron] | 5609 |
|
| 3 | [prep] an [noun] [pron] | 2176 |
|
| 4 | [prep] an [noun sg] [pron] | 2141 |
|
| 5 | an [noun sg] [noun] [pron] | 566 |
|
