| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be necessary for [adj] [noun] | 99 |
|
| 2 | be [adj] for such [noun] | 44 |
|
| 3 | be necessary for [det] [noun] | 44 |
|
| 4 | be necessary for such [noun] | 5 |
|
| 5 | be necessary for such [noun] | 5 |
|
| 6 | be necessary [prep] such [noun] | 5 |
|
| 7 | [be] necessary for such [noun] | 5 |
|
| 8 | be necessary [prep] such [noun] | 5 |
|
