| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [been] [vb pp] [prep] [num] year | 7 |
|
| 2 | each [been] [vb pp] [prep] [num] [noun] | 6 |
|
| 3 | each [be] [vb pp] [prep] [num] year | 5 |
|
| 4 | each [been] [vb pp] [prep] [adj] year | 5 |
|
| 5 | each [been] [vb pp] [prep] [num] year | 5 |
|
| 6 | each [been] [verb] [prep] [num] year | 5 |
|
| 7 | [det] [been] [vb pp] [prep] [num] year | 5 |
|
