| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back to the [noun sg] [det] | 18 |
|
| 2 | back to [art] [noun sg] [det] | 18 |
|
| 3 | back to [art] [noun sg] [det] | 18 |
|
| 4 | back to [art] [noun sg] that | 7 |
|
