| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] for [verb] | 4397 |
|
| 2 | [adj] for [verb] | 3857 |
|
| 3 | essential [prep] [verb] | 122 |
|
| 4 | essential [prep] [verb] | 122 |
|
| 5 | essential for [verb] | 66 |
|
| 6 | essential for [verb] | 66 |
|
