| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] on [det] [noun] | 5309 |
|
| 2 | [vb past] on [det] [noun] | 524 |
|
| 3 | happened [prep] [det] [noun] | 73 |
|
| 4 | happened [prep] [det] [noun] | 73 |
|
| 5 | happen on [det] [noun] | 33 |
|
| 6 | happened on [adj] [noun] | 18 |
|
| 7 | happened on [det] [noun] | 12 |
|
