| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [vb past] [verb] | 16593 |
|
| 2 | [vb past] [verb] an | 2881 |
|
| 3 | they [verb] an | 1381 |
|
| 4 | they [vb past] an | 574 |
|
