| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun pl] [noun] | 11464 |
|
| 2 | back [prep] [noun] | 10787 |
|
| 3 | back [prep] [noun pl] | 574 |
|
| 4 | back [noun pl] [noun] | 6 |
|
