| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] be necessary [verb] [adj] [noun] | 131 |
|
| 2 | [pron] be [adj] [verb] two [noun] | 49 |
|
| 3 | [pron] [be] necessary [verb] two [noun] | 9 |
|
