| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [that] it is necessary for | 9 |
|
| 2 | [vb infin] [that] it is necessary for | 6 |
|
| 3 | [that] it is [adv] necessary for | 7 |
|
| 4 | [that] it is necessary for [pron] | 6 |
|
| 5 | [that] it is necessary for [pers pn] | 5 |
|
