| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] what [is] [verb] [prep] | 20 |
|
| 2 | [be] [verb] what [be] know [prep] | 7 |
|
| 3 | [be] [verb] what [is] know [prep] | 5 |
|
| 4 | [be] [verb] [pron] [is] know [prep] | 5 |
|
