| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] to be sure [prep] | 20 |
|
| 2 | [noun sg] to be sure [prep] | 20 |
|
| 3 | [noun sg] to [be] sure [prep] | 20 |
|
| 4 | [noun sg] to [be] sure of | 19 |
|
| 5 | order to [be] sure [prep] | 5 |
|
