| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [modal v] [verb] [prep] [art] | 2060 |
|
| 2 | [modal v] [verb] back [prep] [art] | 450 |
|
| 3 | i [verb] back [prep] [art] | 399 |
|
| 4 | i [modal v] [verb] back [prep] | 309 |
|
| 5 | i [modal v] [verb] back [art] | 10 |
|
