| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] have been [verb] | 2111 |
|
| 2 | [adv] have been [vb pp] | 1871 |
|
| 3 | [adv] have been known | 11 |
|
| 4 | [adv] [verb] been known | 7 |
|
| 5 | [adv] have [be] known | 7 |
|
| 6 | [adv] have [been] known | 7 |
|
| 7 | [adv] have been know | 7 |
|
| 8 | [adv] have be known | 7 |
|
