| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun] [verb] [prep] a | 2833 |
|
| 2 | [noun] [verb] [prep] a time | 156 |
|
| 3 | a [noun] [prep] a time | 154 |
|
| 4 | a [noun] [verb] [prep] time | 19 |
|
