| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] is by | 79 |
|
| 2 | happen is [prep] | 19 |
|
| 3 | happen [be] by | 7 |
|
| 4 | happen be by | 7 |
|
| 5 | happen [is] by | 5 |
|
