| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at [art] time [prep] | 74 |
|
| 2 | [vb past] at [art] time of | 61 |
|
| 3 | [vb past] at the time [prep] | 61 |
|
| 4 | [vb past] at the time [prep] | 61 |
|
| 5 | [vb past] at a time [prep] | 13 |
|
| 6 | [vb past] at a time [prep] | 13 |
|
| 7 | occurred at [art] time [prep] | 6 |
|
| 8 | did at [art] time [prep] | 6 |
|
| 9 | came at [art] time [prep] | 5 |
|
| 10 | existed at [art] time [prep] | 5 |
|
| 11 | said at [art] time [prep] | 5 |
|
