| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] it [is] [verb] that | 143 |
|
| 2 | [noun sg] it [is] necessary [verb] | 118 |
|
| 3 | it [is] necessary [verb] that | 45 |
|
| 4 | [noun sg] it [is] necessary that | 9 |
|
| 5 | [noun sg] [is] necessary [verb] that | 5 |
|
