| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [adj] [noun sg] [noun sg] | 2604 |
|
| 2 | essential for [adj] [noun sg] | 75 |
|
| 3 | essential for [noun sg] [noun sg] | 21 |
|
| 4 | essential [adj] [noun sg] [noun sg] | 13 |
|
