| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] [adj] to | 6211 |
|
| 2 | [noun pl] [adj] to | 5315 |
|
| 3 | [noun] essential to | 78 |
|
| 4 | [noun pl] essential [prep] | 71 |
|
| 5 | [noun pl] essential to | 44 |
|
