| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [prep] [det] | 780 |
|
| 2 | have [prep] [det] years | 107 |
|
| 3 | been [prep] [det] years | 38 |
|
| 4 | have been [prep] years | 27 |
|
| 5 | have been [det] years | 11 |
|
