| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [modal v] [verb] [prep] | 8546 |
|
| 2 | [modal v] [verb] [prep] an | 1381 |
|
| 3 | i [modal v] [verb] an | 311 |
|
| 4 | i [verb] [prep] an | 275 |
|
