| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been for [adj] years | 53 |
|
| 2 | [been] for [det] years | 36 |
|
| 3 | [been] for many years | 25 |
|
| 4 | [been] for many years | 25 |
|
| 5 | [been] for [num] years | 17 |
|
| 6 | [been] for some years | 7 |
|
| 7 | [been] for some years | 7 |
|
