| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at [art] time of | 101 |
|
| 2 | [adv] at the time [prep] | 95 |
|
| 3 | [adv] at a time [prep] | 17 |
|
| 4 | even at [art] time [prep] | 13 |
|
| 5 | especially at [art] time [prep] | 7 |
|
| 6 | either at [art] time [prep] | 6 |
|
| 7 | so at [art] time [prep] | 5 |
|
| 8 | there at [art] time [prep] | 5 |
|
