| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [verb] [verb] [is] that | 15 |
|
| 2 | what [pron] [verb] [vb infin] [is] [adj] | 10 |
|
| 3 | what [pron] [verb] [vb infin] [be] that | 9 |
|
| 4 | what [pron] [verb] [vb infin] [is] [det] | 9 |
|
| 5 | what [pron] [verb] [vb infin] [is] that | 7 |
|
| 6 | what [pron] [verb] [vb infin] [is] that | 7 |
|
| 7 | [Wh det] [pron] [verb] [vb infin] [is] that | 7 |
|
| 8 | [pron] [pron] [verb] [vb infin] [is] that | 7 |
|
