| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pers pn] [verb] [be] [that] | 121 |
|
| 2 | what [pers pn] [vb past] [be] [conj] | 47 |
|
| 3 | [pron] [pers pn] [vb past] [be] [that] | 42 |
|
| 4 | what [pron] [vb past] [be] [that] | 40 |
|
