| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | just happen to be [verb] | 20 |
|
| 2 | just happen to be [v-ing] | 12 |
|
| 3 | just happened to be [verb] | 11 |
|
| 4 | just happen to be [vb pp] | 7 |
|
| 5 | just happen to be [verb] | 5 |
|
| 6 | just happen to be passing | 5 |
|
| 7 | just happen to be pass | 5 |
|
