| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] that [is] [adj] for | 122 |
|
| 2 | [noun] that [be] necessary for | 21 |
|
| 3 | [noun] [conj] [is] necessary for | 18 |
|
| 4 | [noun] that [is] necessary [prep] | 16 |
|
