| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know that [noun prp] have been [verb] | 14 |
|
| 2 | know that [noun prp] had been [verb] | 12 |
|
| 3 | know that [noun prp] have been [vb pp] | 10 |
|
| 4 | knew that [noun prp] have been [verb] | 5 |
|
