| No | Pattern | Freq | Relations |
|---|---|---|---|
| 31 | it is necessary for [adj] | 6 |
|
| 32 | it is necessary for [noun sg] | 5 |
|
| 33 | it is necessary for [indef pn] | 5 |
|
| 34 | it is necessary for i | 5 |
|
| 35 | it is necessary for me | 5 |
|
