| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [verb] [prep] be [prep] | 849 |
|
| 2 | [adv] [vb past] [prep] be [prep] | 93 |
|
| 3 | [adv] happen [prep] be [prep] | 26 |
|
| 4 | [adv] happened [prep] [be] [prep] | 17 |
|
