| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] not [adj] whether | 20 |
|
| 2 | [be] [adv] not [adj] whether | 20 |
|
| 3 | [be] [adv] not sure [conj] | 16 |
|
| 4 | [be] [adv] [adv] sure whether | 14 |
|
| 5 | [be] [adv] not sure whether | 8 |
|
| 6 | [be] [adv] not sure whether | 8 |
|
| 7 | [be] [adv] [not/n't] sure whether | 8 |
|
| 8 | [be] [adv] not sure whether | 8 |
|
