| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | know what [pron] [be] [prep] | 312 |
|
| 2 | know what [pron] be [prep] | 312 |
|
| 3 | know what [pron] [is] [prep] | 194 |
|
| 4 | [verb] what [pron] is [prep] | 113 |
|
| 5 | know [pron] [pron] is [prep] | 50 |
|
