| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [verb] [indef pn] at [art] time | 7 |
|
| 2 | [noun] [verb] [indef pn] at [art] time | 7 |
|
| 3 | [noun] [verb] one at [art] time | 6 |
|
| 4 | [noun] [verb] [indef pn] at a time | 6 |
|
| 5 | [noun] [verb] [indef pn] at a time | 6 |
|
| 6 | [noun pl] [verb] [indef pn] at [art] time | 5 |
|
