| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv prt] at the | 1767 |
|
| 2 | [vb past] at the time | 331 |
|
| 3 | [adv prt] at the time | 129 |
|
| 4 | [vb past] [adv prt] the time | 5 |
|
