| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] be [adj] for us [verb] | 121 |
|
| 2 | [pron] be [adj] for us [verb] | 114 |
|
| 3 | [pron] be necessary for [pron] [verb] | 49 |
|
| 4 | [pron] be necessary for [pers pn] [verb] | 45 |
|
| 5 | [pron] be necessary for we [verb] | 11 |
|
| 6 | [pron] be necessary for us [verb] | 11 |
|
| 7 | [pron] [be] necessary for us [verb] | 11 |
|
| 8 | [pron] be necessary [prep] us [verb] | 11 |
|
| 9 | [pron] be necessary [prep] us [verb] | 11 |
|
| 10 | [pron] be necessary for us [verb] | 11 |
|
