| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has be for [det] years | 17 |
|
| 2 | has [been] for [det] years | 17 |
|
| 3 | has been for [det] years | 17 |
|
| 4 | has [be] for many years | 10 |
|
