| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [verb] [be] [that] | 124 |
|
| 2 | what [pron] [vb past] [be] [conj] | 48 |
|
| 3 | [pron] [pron] [vb past] [be] [that] | 44 |
|
