| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have [be] [vb pp] necessary | 5 |
|
| 2 | [noun] have [be] [vb pp] necessary | 5 |
|
| 3 | have [be] [vb pp] [subord] necessary | 6 |
|
| 4 | have [be] [vb pp] [conj] necessary | 6 |
|
| 5 | have [be] [vb pp] necessary [prep] | 8 |
|
| 6 | have [be] [vb pp] necessary [prep] | 8 |
|
| 7 | have [be] [vb pp] necessary by | 5 |
|
| 8 | have [be] [vb pp] necessary by | 5 |
|
