| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [verb] [be] [conj] | 99 |
|
| 2 | is [vb pp] [be] [conj] | 57 |
|
| 3 | be known [be] [conj] | 13 |
|
| 4 | [be] known [be] [conj] | 13 |
|
| 5 | [is] known [be] [conj] | 12 |
|
| 6 | is know [be] [conj] | 11 |
|
