| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] be necessary for [pron] [verb] | 12 |
|
| 2 | [vb mod] be necessary for [pron] [verb] | 12 |
|
| 3 | [vb mod] be necessary for [pron] [to-vb] | 11 |
|
| 4 | [vb mod] be necessary for [pers pn] [verb] | 9 |
|
| 5 | [vb mod] be necessary for you [verb] | 5 |
|
| 6 | will be necessary for [pron] [verb] | 5 |
|
| 7 | [vb mod] be necessary for you [verb] | 5 |
|
