| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [prep] [noun] [pron] | 2299 |
|
| 2 | [prep] a [noun sg] [prep] [noun] [pron] | 2182 |
|
| 3 | [prep] [art] number [prep] [noun] [pron] | 437 |
|
| 4 | [prep] a number [prep] [noun] [pron] | 172 |
|
