| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [be] [verb] a [adj] | 2612 |
|
| 2 | [pers pn] [be] necessary [verb] [adj] | 219 |
|
| 3 | [pers pn] [be] necessary [verb] a | 121 |
|
| 4 | [be] necessary [verb] a [adj] | 113 |
|
| 5 | [pers pn] necessary [verb] a [adj] | 9 |
|
