| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb past] [adv] [verb] | 3430 |
|
| 2 | [adv] [vb past] [adv] [vb infin] | 1969 |
|
| 3 | [adv] [verb] [adv] happen | 36 |
|
| 4 | [adv] [vb past] [adv] happen | 22 |
|
