| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] been [vb pp] [prep] [num] | 581 |
|
| 2 | been [vb pp] [prep] [num] year | 169 |
|
| 3 | [vb -s] [vb pp] [prep] [num] year | 90 |
|
| 4 | [vb -s] been [vb pp] [prep] year | 10 |
|
| 5 | [vb -s] been [prep] [num] year | 8 |
|
| 6 | [vb -s] been [vb pp] [num] year | 5 |
|
