| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [to-vb] that [adj] | 1089 |
|
| 2 | necessary [to-vb] [conj] [adj] | 35 |
|
| 3 | necessary [verb] that [adj] | 30 |
|
| 4 | necessary [to-vb] that [adj] | 27 |
|
| 5 | necessary [to-vb] [that] [adj] | 27 |
|
