| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] [adj] | 901999 |
|
| 2 | back [prep] [art] | 16466 |
|
| 3 | back [prep] [adj] | 1338 |
|
| 4 | back [art] [adj] | 452 |
|
