| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] [det] year | 1084 |
|
| 2 | [vb pp] [prep] [det] year | 519 |
|
| 3 | established [prep] [det] [noun] | 130 |
|
| 4 | established [prep] [adj] year | 13 |
|
| 5 | establish [prep] [det] year | 7 |
|
