| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i doubt [conj] [pron] [modal v] [verb] | 114 |
|
| 2 | i doubt [subord] [pron] [modal v] [verb] | 100 |
|
| 3 | i [verb] whether [pron] [modal v] [verb] | 71 |
|
| 4 | [pron] doubt whether [pron] [modal v] [verb] | 37 |
|
| 5 | i doubt whether [pron] [modal v] [verb] | 25 |
|
