| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | doubt as [prep] the | 99 |
|
| 2 | doubt as to the | 98 |
|
| 3 | doubt as to the | 98 |
|
| 4 | doubt as [prep] the | 65 |
|
| 5 | doubts as [prep] the | 34 |
|
