| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] be [adj] for [verb] | 232 |
|
| 2 | [noun] be necessary for [verb] | 12 |
|
| 3 | [noun pl] be necessary [prep] [verb] | 11 |
|
| 4 | [noun pl] [be] necessary for [verb] | 6 |
|
