| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [be] [adj] [that] [adj] | 2343 |
|
| 2 | [pron] [be] [adj] [that] [adj] | 2333 |
|
| 3 | [pron] [be] essential [conj] [adj] | 91 |
|
| 4 | [pron] [be] essential [that] [adj] | 89 |
|
