| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] know [pers pn] have been | 177 |
|
| 2 | [pron] know [pers pn] have a | 97 |
|
| 3 | [pron] [pers pn] have been a | 37 |
|
| 4 | know [pers pn] have been a | 15 |
|
