| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how necessary it be [prep] | 5 |
|
| 2 | how necessary it [be] for | 5 |
|
| 3 | how necessary it [be] for | 5 |
|
| 4 | how necessary it [be] [prep] | 5 |
|
| 5 | how necessary it [be] [prep] | 5 |
|
| 6 | how necessary it [be] [prep] | 5 |
|
