| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adj] [verb] that | 2303 |
|
| 2 | [be] necessary [verb] that | 106 |
|
| 3 | [is] necessary [verb] [conj] | 82 |
|
| 4 | [is] necessary [verb] [that] | 54 |
|
| 5 | [is] necessary [verb] that | 54 |
|
