| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | necessary to look [prep] [art] [noun] | 7 |
|
| 2 | necessary to look at [art] [noun] | 6 |
|
| 3 | necessary to look [prep] the [noun] | 6 |
|
| 4 | necessary to look at [art] [noun] | 6 |
|
