No | Pattern | Freq | Relations |
---|---|---|---|
1 | is [adj] [conj] [adj] [noun pl] | 768 | |
2 | is [adj] [conj] [adj] [noun pl] | 668 | |
3 | [be] necessary [conj] [adj] [noun pl] | 15 | |
4 | be necessary [conj] [adj] [noun pl] | 15 | |
5 | is necessary [conj] [adj] [noun] | 13 | |
6 | is necessary [conj] [adj] [noun pl] | 5 | |
7 | [is] necessary [conj] [adj] [noun pl] | 5 |