| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] happened to be on | 7 |
|
| 2 | [adv] happened to be on | 5 |
|
| 3 | [adv] happened to be on | 5 |
|
| 4 | just happened to be on | 5 |
|
| 5 | [pers pn] happened to be on | 5 |
|
| 6 | just happened to be on | 5 |
|
| 7 | happened to be on [noun sg] | 7 |
|
| 8 | happened to be on [noun] | 7 |
|
| 9 | happened to be on [art] | 5 |
|
| 10 | happened to be on [art] | 5 |
|
