| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] is [adv] necessary for [pers pn] | 13 |
|
| 2 | it is [adv] necessary for [pers pn] | 13 |
|
| 3 | [pers pn] is [adv] necessary for [pers pn] | 13 |
|
| 4 | [pers pn] is not necessary for [pers pn] | 9 |
|
| 5 | [pers pn] is [not/n't] necessary for [pers pn] | 9 |
|
| 6 | [pers pn] is not necessary for [pers pn] | 7 |
|
| 7 | [pers pn] is [adv] necessary for me | 6 |
|
