No | Pattern | Freq | Relations |
---|---|---|---|
1 | [pers pn] [be] doubtful whether | 166 | |
2 | [pron] be doubtful whether | 166 | |
3 | it [be] doubtful whether | 164 | |
4 | it [be] doubtful whether | 164 | |
5 | [pron] [is] doubtful whether | 148 | |
6 | [pron] is doubtful whether | 144 | |
7 | [pron] [was/were] doubtful whether | 17 | |
8 | [pron] was doubtful whether | 16 |