| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | necessary [verb] some [noun sg] | 26 |
|
| 2 | necessary [to-vb] some [noun sg] | 26 |
|
| 3 | necessary have some [noun sg] | 5 |
|
| 4 | necessary [verb] some sort | 5 |
|
| 5 | necessary to have some [noun sg] | 5 |
|
