| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | then [vb past] [to-vb] [prep] | 128 |
|
| 2 | then [vb past] [to-vb] [prep] | 128 |
|
| 3 | [adv] [vb past] [to-vb] at | 91 |
|
| 4 | then [verb] [to-vb] at | 29 |
|
| 5 | then [vb past] [verb] at | 28 |
|
| 6 | then [vb past] [to-vb] at | 20 |
|
