| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adj] [conj] all | 151 |
|
| 2 | is [adj] [conj] all | 140 |
|
| 3 | is essential [conj] [adj] | 103 |
|
| 4 | is essential [conj] [det] | 66 |
|
| 5 | [is] essential [conj] all | 18 |
|
| 6 | [be] essential [conj] all | 18 |
|
| 7 | be essential [conj] all | 18 |
|
| 8 | is essential [conj] all | 17 |
|
| 9 | is essential [conj] all | 17 |
|
