| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [pos pn] [noun] | 45847 |
|
| 2 | back to [noun] | 5396 |
|
| 3 | back to [pos pn] | 2223 |
|
| 4 | back [pos pn] [noun] | 613 |
|
