| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [verb] [vb pp] [prep] | 6057 |
|
| 2 | i [verb] back [prep] | 1064 |
|
| 3 | [verb] [vb pp] back [prep] | 742 |
|
| 4 | i [verb] [vb pp] back | 68 |
|
