| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [pron] [vb mod] | 1379 |
|
| 2 | [prep] [pron] i [vb mod] | 986 |
|
| 3 | [prep] what i [vb mod] | 221 |
|
| 4 | [prep] what i [modal v] | 220 |
|
