| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | happen [prep] [det] time | 33 |
|
| 2 | happen [prep] [det] time | 33 |
|
| 3 | happen at [det] time | 24 |
|
| 4 | happen at [det] time | 24 |
|
| 5 | happen [prep] any time | 14 |
|
| 6 | happen [prep] that time | 12 |
|
| 7 | happen [prep] [det] time | 12 |
|
| 8 | happened [prep] [det] time | 9 |
|
| 9 | happening [prep] [det] time | 7 |
|
