| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | date back [prep] the [adj] [noun] | 96 |
|
| 2 | date back [prep] [art] [adj] [noun] | 96 |
|
| 3 | date back [prep] [art] [adj] [noun] | 96 |
|
| 4 | date back to [art] [adj] [noun] | 95 |
|
| 5 | date back to [art] [adj] [noun] | 95 |
|
| 6 | date back [prep] [art] [adj] [noun sg] | 81 |
|
| 7 | date back [prep] [art] [num ord] [noun] | 69 |
|
| 8 | date back [prep] [art] [adj] century | 66 |
|
| 9 | date back [prep] [art] [adj] century | 66 |
|
| 10 | dating back [prep] [art] [adj] [noun] | 46 |
|
| 11 | dates back [prep] [art] [adj] [noun] | 34 |
|
| 12 | date back [prep] [art] [adj] [noun] | 27 |
|
| 13 | date back [prep] [art] [adj] [noun pl] | 13 |
|
| 14 | date back [prep] [art] [adj] [noun] | 11 |
|
| 15 | date back [prep] [art] middle [noun] | 7 |
|
| 16 | date back [prep] [art] middle [noun] | 7 |
|
| 17 | date back [prep] [art] last [noun] | 6 |
|
| 18 | date back [prep] [art] 13th [noun] | 6 |
|
| 19 | date back [prep] [art] 13th [noun] | 6 |
|
| 20 | date back [prep] [art] last [noun] | 6 |
|
| 21 | date back [prep] [art] [adj] age | 6 |
|
| 22 | date back [prep] [art] [adj] ages | 6 |
|
| 23 | date back [prep] [art] 12th [noun] | 5 |
|
| 24 | date back [prep] [art] 14th [noun] | 5 |
|
| 25 | date back [prep] [art] 14th [noun] | 5 |
|
| 26 | date back [prep] [art] 12th [noun] | 5 |
|
