No | Pattern | Freq | Relations |
---|---|---|---|
1 | is necessary [verb] the [adj] [noun pl] | 15 | |
2 | is necessary [to-vb] [art] [adj] [noun pl] | 15 | |
3 | is necessary [verb] [art] [adj] [noun pl] | 15 | |
4 | is necessary [verb] [art] [adj] [noun pl] | 15 | |
5 | is necessary [verb] the [adj] [noun pl] | 15 |