| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [that] it [is] [adv] | 3160 |
|
| 2 | it [is] [adv] necessary | 718 |
|
| 3 | [that] it [is] necessary | 72 |
|
| 4 | [that] [is] [adv] necessary | 9 |
|
