| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is necessary [verb] [adj] [noun] | 126 |
|
| 2 | is [adj] give [adj] [noun] | 35 |
|
| 3 | be necessary give [adj] [noun] | 8 |
|
| 4 | [be] necessary give [adj] [noun] | 8 |
|
| 5 | [is] necessary give [adj] [noun] | 6 |
|
