| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back for [det] [noun] | 40 |
|
| 2 | back for [det] [noun sg] | 33 |
|
| 3 | back for another [noun] | 18 |
|
| 4 | back for some [noun] | 7 |
|
| 5 | back for [det] [noun pl] | 6 |
|
