| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] have never [be] [adv] sure | 8 |
|
| 2 | [pron] have never [be] [adv] sure | 8 |
|
| 3 | i have never [be] [adv] sure | 5 |
|
| 4 | i have never [be] [adv] sure | 5 |
|
