| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [verb] [to-vb] [det] | 482 |
|
| 2 | when they [verb] [to-vb] | 403 |
|
| 3 | when they [verb] [det] | 167 |
|
| 4 | when [verb] [to-vb] [det] | 14 |
|
