| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] necessary for [pron] | 12 |
|
| 2 | that it [is] necessary for [pron] | 7 |
|
| 3 | that it [is] necessary for [pron] | 7 |
|
| 4 | [verb] it [is] necessary for [pron] | 7 |
|
| 5 | [that] it [is] necessary for [pron] | 7 |
|
| 6 | think it [is] necessary for [pron] | 5 |
|
| 7 | it [is] [adv] necessary for [pron] | 16 |
|
| 8 | it [is] not necessary for [pron] | 10 |
|
| 9 | it [is] [not/n't] necessary for [pron] | 10 |
|
| 10 | it [is] not necessary for [pron] | 8 |
|
| 11 | it [is] [adv] necessary for [pron] | 6 |
|
| 12 | it [is] necessary for [pron] [to-vb] | 31 |
|
| 13 | it [is] necessary for [pron] [verb] | 31 |
|
