| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adj] for us | 163 |
|
| 2 | it [be] [adj] for us | 150 |
|
| 3 | it [be] necessary for [pron] | 62 |
|
| 4 | it [be] necessary for [pers pn] | 50 |
|
| 5 | it [be] necessary for us | 13 |
|
| 6 | it [be] necessary [prep] us | 13 |
|
| 7 | it [be] necessary for us | 13 |
|
| 8 | it [be] necessary for us | 13 |
|
| 9 | [pron] [be] necessary for us | 13 |
|
| 10 | it [be] necessary for we | 13 |
|
| 11 | [pers pn] [be] necessary for us | 13 |
|
| 12 | it [be] necessary [prep] us | 13 |
|
