| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [is] necessary | 297 |
|
| 2 | [noun] it [is] necessary | 227 |
|
| 3 | [noun sg] it [is] necessary | 154 |
|
| 4 | [subord] it [is] necessary | 148 |
|
| 5 | [adv] it [is] necessary | 117 |
|
| 6 | [verb] it [is] necessary | 93 |
|
| 7 | [adv] it [is] necessary | 84 |
|
| 8 | [coord] it [is] necessary | 77 |
|
| 9 | [that] it [is] necessary | 72 |
|
| 10 | that it [is] necessary | 72 |
|
| 11 | that it [is] necessary | 72 |
|
| 12 | [noun pl] it [is] necessary | 64 |
|
| 13 | if it [is] necessary | 43 |
|
| 14 | if it [is] necessary | 43 |
|
| 15 | [adj] it [is] necessary | 42 |
|
| 16 | and it [is] necessary | 39 |
|
| 17 | and it [is] necessary | 39 |
|
| 18 | but it [is] necessary | 37 |
|
| 19 | but it [is] necessary | 37 |
|
| 20 | [vb base] it [is] necessary | 34 |
|
| 21 | think it [is] necessary | 31 |
|
| 22 | [Wh adv] it [is] necessary | 30 |
|
| 23 | where it [is] necessary | 27 |
|
| 24 | where it [is] necessary | 27 |
|
| 25 | [vb infin] it [is] necessary | 26 |
|
| 26 | when it [is] necessary | 23 |
|
| 27 | when it [is] necessary | 23 |
|
| 28 | [pron] it [is] necessary | 21 |
|
| 29 | [det] it [is] necessary | 19 |
|
| 30 | why it [is] necessary | 18 |
|
