| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | necessary for the [noun] of | 209 |
|
| 2 | necessary for the [noun sg] [prep] | 209 |
|
| 3 | necessary for the [noun pl] [prep] | 18 |
|
| 4 | necessary for the [noun] to | 17 |
|
| 5 | necessary for the purpose [prep] | 15 |
|
| 6 | necessary for the development [prep] | 12 |
|
| 7 | necessary for the development [prep] | 12 |
|
| 8 | necessary for the maintenance [prep] | 10 |
|
| 9 | necessary for the purpose [prep] | 10 |
|
| 10 | necessary for the maintenance [prep] | 10 |
|
| 11 | necessary for the protection [prep] | 9 |
|
| 12 | necessary for the protection [prep] | 9 |
|
| 13 | necessary for the performance [prep] | 6 |
|
| 14 | necessary for the attainment [prep] | 6 |
|
| 15 | necessary for the attainment [prep] | 6 |
|
| 16 | necessary for the creation [prep] | 6 |
|
| 17 | necessary for the creation [prep] | 6 |
|
| 18 | necessary for the performance [prep] | 6 |
|
| 19 | necessary for the production [prep] | 5 |
|
| 20 | necessary for the purposes [prep] | 5 |
|
| 21 | necessary for the production [prep] | 5 |
|
