| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [verb] [pron] [modal v] [vb infin] | 8588 |
|
| 2 | [verb] whether [pron] [modal v] [vb infin] | 616 |
|
| 3 | i [verb] whether [pron] [modal v] | 104 |
|
| 4 | i whether [pron] [modal v] [vb infin] | 8 |
|
