| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] back to the | 656 |
|
| 2 | going back to the | 248 |
|
| 3 | dating back to the | 92 |
|
| 4 | coming back to the | 49 |
|
| 5 | getting back to the | 25 |
|
| 6 | turning back to the | 23 |
|
| 7 | walking back to the | 17 |
|
| 8 | looking back to the | 17 |
|
| 9 | harking back to the | 16 |
|
| 10 | reporting back to the | 14 |
|
| 11 | heading back to the | 12 |
|
| 12 | stretching back to the | 11 |
|
| 13 | moving back to the | 10 |
|
| 14 | referring back to the | 10 |
|
| 15 | thinking back to the | 8 |
|
| 16 | extending back to the | 7 |
|
| 17 | flying back to the | 6 |
|
| 18 | reaching back to the | 5 |
|
