| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | knew [pers pn] have be [vb pp] [prep] | 7 |
|
| 2 | knew [pron] have been [vb pp] [prep] | 7 |
|
| 3 | knew [pron] had be [vb pp] [prep] | 5 |
|
