| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not be sure [conj] [pers pn] | 18 |
|
| 2 | not [be] sure that [pers pn] | 10 |
|
| 3 | not [be] sure [that] [pers pn] | 10 |
|
| 4 | not [be] sure [conj] [pers pn] | 10 |
|
| 5 | not [be] sure that [pers pn] | 10 |
|
| 6 | n't [be] sure [conj] [pers pn] | 8 |
|
| 7 | not [be] sure [subord] [pers pn] | 8 |
|
| 8 | not [be] sure [conj] he | 5 |
|
