No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] it is [adj] [verb] | 1307 | |
2 | [noun] it is [adj] [verb] | 1218 | |
3 | [noun] it be necessary [verb] | 219 | |
4 | [noun] it [be] necessary [verb] | 219 | |
5 | [noun] [pron] is necessary [verb] | 185 | |
6 | [noun] it [is] necessary [verb] | 177 | |
7 | [noun] it is necessary [verb] | 175 |