| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back to [pron] [adj] [noun] | 509 |
|
| 2 | back to [pos pn] [adj] [noun] | 496 |
|
| 3 | [adv] to its [adj] [noun] | 245 |
|
| 4 | back [prep] its [adj] [noun] | 80 |
|
| 5 | back to its [adj] [noun] | 57 |
|
