No | Pattern | Freq | Relations |
---|---|---|---|
1 | is necessary [verb] [adj] [noun pl] | 63 | |
2 | is [adj] [verb] three [noun pl] | 18 | |
3 | is necessary [verb] [num] [noun pl] | 11 | |
4 | is necessary [verb] three [noun pl] | 5 | |
5 | is necessary [verb] three [noun] | 5 | |
6 | [is] necessary [verb] three [noun pl] | 5 | |
7 | [be] necessary [verb] three [noun pl] | 5 | |
8 | be necessary [verb] three [noun pl] | 5 |