| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] necessary for [pron] | 41 |
|
| 2 | [pers pn] is necessary for [pron] | 33 |
|
| 3 | [pers pn] [is] necessary for [pers pn] | 31 |
|
| 4 | [pers pn] [is] necessary for us | 11 |
|
| 5 | [pers pn] [is] necessary for we | 11 |
|
| 6 | [pers pn] [is] necessary for me | 9 |
|
| 7 | [pers pn] [is] necessary for i | 9 |
|
| 8 | [pers pn] 's necessary for [pron] | 8 |
|
| 9 | [pers pn] [is] necessary for you | 6 |
|
| 10 | [pers pn] [is] necessary for you | 6 |
|
| 11 | [pers pn] [is] necessary for [indef pn] | 5 |
|
