| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] only [to-vb] | 66 |
|
| 2 | [be] necessary [adv] [to-vb] | 53 |
|
| 3 | [be] necessary [adv] only | 9 |
|
| 4 | necessary [adv] only [to-vb] | 8 |
|
| 5 | [be] necessary only [to-vb] | 6 |
|
