| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | essential [noun sg] is [conj] | 35 |
|
| 2 | essential [noun] is [conj] | 35 |
|
| 3 | essential point is [conj] | 15 |
|
| 4 | essential point is [conj] | 15 |
|
| 5 | essential is [conj] [pers pn] | 5 |
|
| 6 | essential is [conj] [pron] | 5 |
|
