| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [to-vb] [art] | 3711 |
|
| 2 | and then [art] | 2279 |
|
| 3 | and then [to-vb] | 482 |
|
| 4 | then [to-vb] [art] | 201 |
|
