| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back to the [num] | 92 |
|
| 2 | go back to the [num] | 37 |
|
| 3 | [v-ing] back to the [num] | 28 |
|
| 4 | date back to the [num] | 26 |
|
| 5 | [vb -s] back to the [num] | 22 |
|
| 6 | [vb base] back to the [num] | 22 |
|
| 7 | dating back to the [num] | 12 |
|
| 8 | [noun] back to the [num] | 9 |
|
| 9 | going back to the [num] | 9 |
|
| 10 | goes back to the [num] | 9 |
|
| 11 | go back to the [num] | 9 |
|
| 12 | [vb past] back to the [num] | 9 |
|
| 13 | dates back to the [num] | 8 |
|
| 14 | [vb pp] back to the [num] | 7 |
|
| 15 | [adv] back to the [num] | 6 |
|
| 16 | [adv] back to the [num] | 6 |
|
| 17 | went back to the [num] | 6 |
|
| 18 | [noun sg] back to the [num] | 6 |
|
| 19 | back to the [adj] [num] | 35 |
|
| 20 | back to the [adj] [num] | 29 |
|
| 21 | back to the early [num] | 18 |
|
| 22 | back to the early [num] | 18 |
|
| 23 | back to the [noun] [num] | 14 |
|
| 24 | back to the [noun sg] [num] | 12 |
|
| 25 | back to the late [num] | 7 |
|
| 26 | back to the late [num] | 7 |
|
| 27 | back to the [num] [num] | 6 |
|
| 28 | back to the [num] [noun] | 35 |
|
| 29 | back to the [num] [noun sg] | 19 |
|
| 30 | back to the [num] [noun pl] | 15 |
|
