| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [prep] [adj] | 3886 |
|
| 2 | back [prep] [adj] | 1338 |
|
| 3 | [adv] [prep] previous | 89 |
|
| 4 | [adv prt] [prep] previous | 49 |
|
| 5 | back [prep] previous | 12 |
|
| 6 | back [prep] previous | 12 |
|
