| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which be necessary for | 27 |
|
| 2 | [noun] which [be] necessary for | 27 |
|
| 3 | [noun sg] which [be] necessary for | 20 |
|
| 4 | [noun] which [is] necessary for | 12 |
|
| 5 | [noun] which is necessary for | 12 |
|
| 6 | [noun] which are necessary for | 8 |
|
| 7 | [noun] which [am/are] necessary for | 8 |
|
| 8 | [noun] which [was/were] necessary for | 7 |
|
| 9 | [noun] which was necessary for | 7 |
|
| 10 | [noun pl] which [be] necessary for | 7 |
|
