| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | doubt as to [subord] [art] [noun sg] | 15 |
|
| 2 | doubt as [prep] [subord] [art] [noun sg] | 15 |
|
| 3 | doubt as [prep] [subord] [art] [noun sg] | 15 |
|
| 4 | doubt as [prep] whether [art] [noun sg] | 15 |
|
| 5 | doubt as to [subord] [art] [noun sg] | 15 |
|
| 6 | doubt as [prep] [subord] [art] [noun sg] | 15 |
|
| 7 | doubt as [prep] [subord] the [noun sg] | 14 |
|
| 8 | doubt as [prep] [subord] the [noun sg] | 14 |
|
