| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [prep] the [noun sg] | 9708 |
|
| 2 | [prep] the [noun sg] [num ord] | 1642 |
|
| 3 | back [prep] the [num ord] | 357 |
|
| 4 | back [prep] [noun sg] [num ord] | 18 |
|
