| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [prep] [art] [adj] | 3466 |
|
| 2 | back [prep] [art] [adj] | 3466 |
|
| 3 | [prep] [prep] [art] [adj] | 3198 |
|
| 4 | back [prep] [prep] [art] | 39 |
|
| 5 | back [prep] [prep] [adj] | 10 |
|
