| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back to [pron] [noun] | 1638 |
|
| 2 | to [pron] [num ord] [noun] | 610 |
|
| 3 | back to [num ord] [noun] | 31 |
|
| 4 | back to [pron] [num ord] | 21 |
|
