| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] it [vb mod] [be] [prep] | 190 |
|
| 2 | what [pron] [vb mod] [be] [prep] | 178 |
|
| 3 | what [pers pn] [vb mod] [be] [prep] | 177 |
|
| 4 | what it [modal v] [be] [prep] | 157 |
|
| 5 | what it [vb mod] [be] [prep] | 157 |
|
