| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] one at [art] time | 47 |
|
| 2 | [verb] [indef pn] at a time | 47 |
|
| 3 | [vb pp] [indef pn] at [art] time | 21 |
|
| 4 | [vb past] [indef pn] at [art] time | 10 |
|
| 5 | [vb base] [indef pn] at [art] time | 10 |
|
| 6 | [vb infin] [indef pn] at [art] time | 7 |
|
| 7 | [verb] [indef pn] at the time | 7 |
|
| 8 | take [indef pn] at [art] time | 6 |
|
