| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and have been known | 15 |
|
| 2 | and have been known | 15 |
|
| 3 | [coord] have been known | 15 |
|
| 4 | [conj] has been known | 9 |
|
| 5 | [conj] have been known | 6 |
|
| 6 | [conj] had been known | 5 |
|
