| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | necessary for [adj] [noun] | 219 |
|
| 2 | [adj] for such [noun] | 114 |
|
| 3 | [adj] for such [noun] | 108 |
|
| 4 | necessary [prep] such [noun] | 9 |
|
| 5 | necessary for such [noun] | 8 |
|
