| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] it [is] necessary [to-vb] [prep] | 28 |
|
| 2 | [conj] it [is] necessary [to-vb] [prep] | 25 |
|
| 3 | [noun sg] it [is] necessary [to-vb] [prep] | 18 |
|
| 4 | [adv] it [is] necessary [to-vb] [prep] | 15 |
|
| 5 | [adv] it [is] necessary [to-vb] [prep] | 11 |
|
| 6 | that it [is] necessary [to-vb] [prep] | 10 |
|
| 7 | that it [is] necessary [to-vb] [prep] | 10 |
|
| 8 | [that] it [is] necessary [to-vb] [prep] | 10 |
|
| 9 | [pron] it [is] necessary [to-vb] [prep] | 8 |
|
| 10 | [noun pl] it [is] necessary [to-vb] [prep] | 8 |
|
| 11 | [subord] it [is] necessary [to-vb] [prep] | 8 |
|
| 12 | [coord] it [is] necessary [to-vb] [prep] | 7 |
|
| 13 | [Wh det] it [is] necessary [to-vb] [prep] | 7 |
|
| 14 | [verb] it [is] necessary [to-vb] [prep] | 6 |
|
| 15 | which it [is] necessary [to-vb] [prep] | 5 |
|
| 16 | which it [is] necessary [to-vb] [prep] | 5 |
|
| 17 | it [is] [adv] necessary [to-vb] [prep] | 46 |
|
| 18 | it [is] [adv] necessary [to-vb] [prep] | 32 |
|
| 19 | it [is] not necessary [to-vb] [prep] | 14 |
|
| 20 | it [is] [not/n't] necessary [to-vb] [prep] | 14 |
|
| 21 | it [is] not necessary [to-vb] [prep] | 14 |
|
| 22 | it [is] also necessary [to-vb] [prep] | 9 |
|
| 23 | it [is] also necessary [to-vb] [prep] | 9 |
|
| 24 | it [is] only necessary [to-vb] [prep] | 6 |
|
| 25 | it [is] only necessary [to-vb] [prep] | 6 |
|
| 26 | it [is] necessary [to-vb] [noun] [prep] | 44 |
|
| 27 | it [is] necessary [to-vb] [adv] [prep] | 28 |
|
| 28 | it [is] necessary [to-vb] [noun sg] [prep] | 22 |
|
| 29 | it [is] necessary [to-vb] [noun pl] [prep] | 21 |
|
| 30 | it [is] necessary [to-vb] [pron] [prep] | 19 |
|
