| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] or at [art] time of | 10 |
|
| 2 | [prep] or at [art] time of | 10 |
|
| 3 | before or at [art] time of | 9 |
|
| 4 | before or at [art] time of | 9 |
|
| 5 | or [noun] at [art] time of | 7 |
|
| 6 | or at [art] time of [noun] | 7 |
|
| 7 | or at [art] time of [noun sg] | 7 |
|
| 8 | or at [art] time of [art] | 5 |
|
| 9 | or at [art] time of [art] | 5 |
|
| 10 | or at [art] time of the | 5 |
|
| 11 | or at [art] time of the | 5 |
|
