| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] back [prep] the main | 12 |
|
| 2 | [vb pp] back [prep] [art] main | 12 |
|
| 3 | set back [prep] [art] main | 8 |
|
| 4 | [vb pp] back from [art] main | 8 |
|
| 5 | [vb pp] back from [art] main | 8 |
|
