| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] [adv] necessary [verb] | 96 |
|
| 2 | [noun] it [is] [adv] necessary [verb] | 43 |
|
| 3 | [coord] it [is] [adv] necessary [verb] | 40 |
|
| 4 | [noun sg] it [is] [adv] necessary [verb] | 35 |
|
| 5 | [subord] it [is] [adv] necessary [verb] | 31 |
|
| 6 | that it [is] [adv] necessary [verb] | 25 |
|
| 7 | [that] it [is] [adv] necessary [verb] | 25 |
|
| 8 | that it [is] [adv] necessary [verb] | 25 |
|
| 9 | and it [is] [adv] necessary [verb] | 22 |
|
| 10 | and it [is] [adv] necessary [verb] | 22 |
|
| 11 | but it [is] [adv] necessary [verb] | 17 |
|
| 12 | but it [is] [adv] necessary [verb] | 17 |
|
| 13 | [adv] it [is] [adv] necessary [verb] | 13 |
|
| 14 | [verb] it [is] [adv] necessary [verb] | 11 |
|
| 15 | [adv] it [is] [adv] necessary [verb] | 9 |
|
| 16 | although it [is] [adv] necessary [verb] | 6 |
|
| 17 | although it [is] [adv] necessary [verb] | 6 |
|
| 18 | [pron] it [is] [adv] necessary [verb] | 5 |
|
| 19 | [vb pp] it [is] [adv] necessary [verb] | 5 |
|
| 20 | [adj] it [is] [adv] necessary [verb] | 5 |
|
| 21 | [noun pl] it [is] [adv] necessary [verb] | 5 |
|
| 22 | it [is] [adv] [adv] necessary [verb] | 57 |
|
| 23 | it [is] [adv] [adv] necessary [verb] | 31 |
|
| 24 | it [is] not [adv] necessary [verb] | 26 |
|
| 25 | it [is] [not/n't] [adv] necessary [verb] | 26 |
|
| 26 | it [is] not [adv] necessary [verb] | 21 |
|
| 27 | it [is] no [adv] necessary [verb] | 13 |
|
| 28 | it [is] no [adv] necessary [verb] | 13 |
|
| 29 | it [is] n't [adv] necessary [verb] | 5 |
|
| 30 | it [is] [adv] [adv] necessary [verb] | 57 |
|
