| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [verb] at [art] time | 13 |
|
| 2 | [vb -s] [vb pp] at [art] time | 10 |
|
| 3 | [vb -s] [verb] at a time | 9 |
|
| 4 | [vb -s] [verb] at a time | 9 |
|
| 5 | has [verb] at [art] time | 8 |
|
