| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be happening | 3064 |
|
| 2 | was happen | 999 |
|
| 3 | is happen | 927 |
|
| 4 | 's happen | 790 |
|
| 5 | been happen | 177 |
|
| 6 | be happen | 152 |
|
| 7 | be to happen | 115 |
|
| 8 | are happen | 78 |
|
| 9 | were happen | 77 |
|
| 10 | be happened | 11 |
|
| 11 | be happen | 9 |
|
