| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adv] [Wh det] [verb] to | 18 |
|
| 2 | be [adv] [Wh det] happened [prep] | 17 |
|
| 3 | be [adv] [Wh det] happen to | 13 |
|
| 4 | be [adv] [Wh det] [vb past] to | 13 |
|
| 5 | be [adv] [Wh det] happened to | 11 |
|
| 6 | be [adv] [pron] happened to | 10 |
|
| 7 | [be] [adv] [Wh det] happened to | 10 |
|
