| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | then [verb] | 41269 |
|
| 2 | then [vb past] | 14513 |
|
| 3 | [adv] left | 925 |
|
| 4 | [adv] left | 917 |
|
| 5 | then leave | 351 |
|
| 6 | then left | 160 |
|
