| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [prep] three | 129 |
|
| 2 | have been [verb] [prep] years | 119 |
|
| 3 | been [verb] [prep] three years | 34 |
|
| 4 | have [verb] [prep] three years | 20 |
|
