| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] dates back [prep] [art] [adj] | 7 |
|
| 2 | dates back [prep] [art] [adj] [noun] | 7 |
|
| 3 | dates back [prep] [art] [adj] [noun pl] | 5 |
|
