| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [prep] a [noun] | 18862 |
|
| 2 | [pron] [prep] a [noun sg] | 18253 |
|
| 3 | [pron] [prep] [art] time | 842 |
|
| 4 | [pron] [prep] a time | 270 |
|
