| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [vb mod] assure the | 16 |
|
| 2 | i [vb mod] assure the | 16 |
|
| 3 | i [vb mod] assure the | 16 |
|
| 4 | i can assure the | 15 |
|
