| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [verb] [prep] [det] | 3970 |
|
| 2 | [verb] [prep] [det] years | 764 |
|
| 3 | [been] [verb] [prep] years | 138 |
|
| 4 | [been] [prep] [det] years | 38 |
|
| 5 | [been] [verb] [det] years | 18 |
|
