| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [adj] for [det] years | 16 |
|
| 2 | has [been] [adj] for [det] years | 16 |
|
| 3 | has [been] [adj] for many years | 8 |
|
| 4 | has [been] [adj] for some years | 6 |
|
