| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] refer back | 11 |
|
| 2 | [adv] refer back | 11 |
|
| 3 | [pron] refer back | 5 |
|
| 4 | [pers pn] refer back | 5 |
|
| 5 | refer [pers pn] back | 6 |
|
| 6 | refer [pron] back | 6 |
|
| 7 | refer back [prep] | 20 |
|
| 8 | refer back [prep] | 20 |
|
| 9 | refer back to | 19 |
|
| 10 | refer back to | 19 |
|
