| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb mod] [vb infin] to be sure | 10 |
|
| 2 | i [vb mod] like to be sure | 6 |
|
| 3 | i [vb mod] like to be sure | 6 |
|
| 4 | i 'd [verb] to be sure | 5 |
|
