| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back to [adv] [pron] | 147 |
|
| 2 | [adv] to [adv] i | 61 |
|
| 3 | back [prep] [adv] i | 37 |
|
| 4 | back [prep] [adv] i | 37 |
|
| 5 | back to [adv] i | 28 |
|
