| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is necessary for [pers pn] [to-vb] | 25 |
|
| 2 | be necessary for me [to-vb] | 20 |
|
| 3 | be necessary for [pers pn] [to-vb] | 19 |
|
| 4 | was necessary for [pers pn] [to-vb] | 16 |
|
| 5 | be necessary for him [to-vb] | 12 |
|
| 6 | be necessary for us [to-vb] | 12 |
|
| 7 | be necessary for you [to-vb] | 10 |
|
| 8 | be necessary for them [to-vb] | 10 |
|
| 9 | 's necessary for [pers pn] [to-vb] | 6 |
|
| 10 | been necessary for [pers pn] [to-vb] | 5 |
|
| 11 | be necessary for [pers pn] to have | 5 |
|
