| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] which happen to be | 10 |
|
| 2 | [noun] which happen to be | 9 |
|
| 3 | [noun] which happens to be | 9 |
|
| 4 | [noun pl] which happen to be | 9 |
|
| 5 | [noun] which happened to be | 5 |
|
