| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] a | 9306 |
|
| 2 | [vb past] [adv] a | 2400 |
|
| 3 | [verb] open a | 48 |
|
| 4 | [vb past] open [art] | 45 |
|
| 5 | [vb past] open a | 45 |
|
