| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they [adv] [vb past] a | 432 |
|
| 2 | they [adv] [vb past] a | 431 |
|
| 3 | they often [verb] a | 36 |
|
| 4 | [pron] often [vb past] a | 30 |
|
| 5 | they often [vb past] [art] | 14 |
|
| 6 | they often [vb past] a | 8 |
|
