| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be necessary [verb] it [prep] the | 7 |
|
| 2 | be necessary [verb] it [prep] the | 7 |
|
| 3 | be necessary [to-vb] it [prep] the | 7 |
|
| 4 | be necessary [verb] it [prep] the | 7 |
|
