| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [that] [pron] [verb] [Wh adv] | 15 |
|
| 2 | be [that] [pron] know [adv] | 13 |
|
| 3 | be [conj] [pron] know [Wh adv] | 11 |
|
| 4 | [be] [that] [pron] know [Wh adv] | 6 |
|
