| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [ex0] had be | 156 |
|
| 2 | know [pron] had be | 87 |
|
| 3 | know [ex0] have be | 20 |
|
| 4 | know [ex0] [verb] be | 20 |
|
| 5 | know [ex0] [vb past] be | 7 |
|
| 6 | know [ex0] had [be] | 7 |
|
