| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] back [prep] [art] main | 9 |
|
| 2 | [be] [vb pp] back [prep] [art] main | 9 |
|
| 3 | [is] [vb pp] back [prep] [art] main | 6 |
|
| 4 | is [vb pp] back [prep] [art] main | 6 |
|
| 5 | [vb pp] back [prep] [art] main [noun] | 12 |
|
| 6 | [vb pp] back [prep] [art] main [noun sg] | 12 |
|
| 7 | [vb pp] back [prep] [art] main road | 8 |
|
| 8 | [vb pp] back [prep] [art] main road | 8 |
|
