| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] necessary in [noun sg] [to-vb] the | 18 |
|
| 2 | be necessary in [noun sg] [to-vb] the | 18 |
|
| 3 | is necessary in [noun sg] [to-vb] the | 8 |
|
| 4 | [is] necessary in [noun sg] [to-vb] the | 8 |
|
| 5 | necessary in [noun sg] [to-vb] the [noun] | 17 |
|
| 6 | necessary in [noun sg] [to-vb] the [noun sg] | 15 |
|
| 7 | necessary in [noun sg] [to-vb] the [adj] | 6 |
|
