| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] that it [is] necessary for | 7 |
|
| 2 | [vb infin] that it [be] necessary for | 7 |
|
| 3 | [vb infin] that it [be] necessary for | 7 |
|
| 4 | [vb infin] that it be necessary for | 7 |
|
| 5 | [vb infin] that it [be] necessary for | 7 |
|
| 6 | [vb infin] that it [be] necessary for | 7 |
|
| 7 | [vb infin] that it is necessary for | 6 |
|
