| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] that [pron] [pron] [verb] | 33 |
|
| 2 | [is] [conj] [Wh det] [pron] [verb] | 29 |
|
| 3 | [be] that [Wh det] [pron] [verb] | 18 |
|
