| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [verb] back to the [num ord] | 38 |
|
| 2 | [noun sg] dating back to the [adj] | 22 |
|
| 3 | [noun sg] date back to the [num ord] | 19 |
|
| 4 | [noun] dating back to the [num ord] | 19 |
|
| 5 | [noun sg] [v-ing] back to the [num ord] | 13 |
|
| 6 | [noun sg] dating back to [art] [num ord] | 8 |
|
| 7 | [noun sg] dating back to [art] [num ord] | 8 |
|
| 8 | [noun sg] dating back to the [num ord] | 8 |
|
| 9 | [noun sg] dating back [prep] the [num ord] | 8 |
|
| 10 | [noun sg] dating [adv] to the [num ord] | 8 |
|
| 11 | [noun sg] dating back to the [num ord] | 8 |
|
| 12 | [noun sg] dating back [prep] the [num ord] | 8 |
|
