| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] at [art] time | 53 |
|
| 2 | [vb past] [verb] at the time | 47 |
|
| 3 | [vb past] [verb] at the time | 47 |
|
| 4 | [vb past] [vb pp] at [art] time | 35 |
|
| 5 | had [verb] at [art] time | 31 |
|
| 6 | [vb past] [to-vb] at [art] time | 10 |
|
| 7 | [vb past] think at [art] time | 7 |
|
| 8 | [vb past] [verb] at a time | 6 |
|
| 9 | [vb past] [verb] at a time | 6 |
|
| 10 | [vb past] thought at [art] time | 5 |
|
| 11 | [vb past] [v-ing] at [art] time | 5 |
|
| 12 | 'd [verb] at [art] time | 5 |
|
