| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | would [verb] [be] necessary | 27 |
|
| 2 | would have [be] necessary | 27 |
|
| 3 | would [verb] [been] necessary | 27 |
|
| 4 | would [verb] be necessary | 27 |
|
| 5 | would [verb] been necessary | 27 |
|
| 6 | would [vb infin] [be] necessary | 27 |
|
| 7 | would have [be] necessary | 27 |
|
