| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun pl] for [verb] | 2019 |
|
| 2 | [adj] [noun pl] necessary for | 56 |
|
| 3 | [adj] [noun pl] necessary [verb] | 49 |
|
| 4 | [noun pl] necessary for [verb] | 23 |
|
