| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] have [verb] an extra | 12 |
|
| 2 | [vb mod] have [verb] an extra | 12 |
|
| 3 | would have [verb] an extra | 6 |
|
| 4 | would have [verb] an extra | 6 |
|
| 5 | have [verb] an extra [noun] | 12 |
|
| 6 | have [verb] an extra [n mass] | 8 |
|
