| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [noun] [prep] a time | 18 |
|
| 2 | and [noun] [prep] a time | 18 |
|
| 3 | and [noun] at a time | 13 |
|
| 4 | and [noun] at a time | 13 |
|
| 5 | and [noun sg] [prep] a time | 9 |
|
| 6 | and [noun pl] [prep] a time | 5 |
|
