| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [be] sure when | 14 |
|
| 2 | [pron] [be] sure when | 14 |
|
| 3 | i [be] sure when | 12 |
|
| 4 | i [be] sure when | 12 |
|
| 5 | [be] not sure when | 13 |
|
| 6 | [be] [adv] sure when | 13 |
|
| 7 | [be] [not/n't] sure when | 13 |
|
| 8 | [be] not sure when | 10 |
|
| 9 | [be] sure [conj] when | 10 |
|
| 10 | [be] sure [that] when | 10 |
|
| 11 | [be] sure that when | 10 |
|
| 12 | [be] sure that when | 10 |
|
| 13 | [be] sure when [pron] | 12 |
|
| 14 | [be] sure when [pers pn] | 12 |
|
