| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb infin] [pron] to | 1523 |
|
| 2 | [adv] [vb infin] [pron] happened | 120 |
|
| 3 | [adv] [pron] happened to | 82 |
|
| 4 | [vb infin] [pron] happened to | 64 |
|
