| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is not necessary for [art] [noun] | 25 |
|
| 2 | is not necessary for [art] [noun] | 25 |
|
| 3 | is not necessary for the [noun] | 21 |
|
| 4 | is not necessary for the [noun] | 21 |
|
