| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 's been [verb] for [adj] year | 11 |
|
| 2 | 's been [verb] [prep] [adj] years | 11 |
|
| 3 | 's been [verb] [prep] [num] year | 11 |
|
| 4 | 's been [vb pp] [prep] [adj] year | 9 |
|
