| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] [pron] | 19314 |
|
| 2 | [prep] a [noun] [pron] | 19314 |
|
| 3 | in [art] [noun] [pron] | 13689 |
|
| 4 | in a [noun] [pron] | 3387 |
|
