| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [adv] [adj] for | 207 |
|
| 2 | it [be] [adv] [adv] necessary for | 14 |
|
| 3 | it be [adv] [adv] necessary for | 14 |
|
| 4 | it is [adv] [adv] necessary [prep] | 13 |
|
| 5 | it is [adv] [adv] necessary for | 11 |
|
| 6 | [pron] is [adv] [adv] necessary for | 11 |
|
| 7 | it [is] [adv] [adv] necessary for | 10 |
|
| 8 | it is [adv] [adv] necessary for | 9 |
|
| 9 | [pers pn] is [adv] [adv] necessary for | 9 |
|
