| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it may [be] necessary for the | 12 |
|
| 2 | it may be necessary for the | 12 |
|
| 3 | it may [be] necessary for the | 12 |
|
| 4 | it may [be] necessary for the | 12 |
|
| 5 | it may [be] necessary for the | 12 |
|
| 6 | it may be necessary for the | 12 |
|
