| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] at the time of | 78 |
|
| 2 | and at [art] time of | 48 |
|
| 3 | but at [art] time of | 23 |
|
| 4 | or at [art] time of | 16 |
|
| 5 | [coord] at a time of | 11 |
|
