| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [prep] [noun] [noun] | 1303 |
|
| 2 | [adv] [prep] [noun pl] [noun] | 429 |
|
| 3 | [adv prt] [prep] [noun pl] [noun] | 199 |
|
| 4 | back [prep] [noun pl] [noun] | 22 |
|
