| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] sure they [modal v] [verb] [pron] | 18 |
|
| 2 | be sure they [modal v] [verb] [pron] | 18 |
|
| 3 | [am/are] sure they [modal v] [verb] [pron] | 16 |
|
| 4 | 'm sure they [modal v] [verb] [pron] | 13 |
|
| 5 | sure they [modal v] [verb] [pron] [adv] | 5 |
|
