| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] have been for [det] years | 10 |
|
| 2 | [coord] [verb] been for [det] years | 10 |
|
| 3 | and [verb] been for [det] years | 8 |
|
| 4 | and [verb] been for [det] years | 8 |
|
| 5 | [conj] [verb] been for many years | 6 |
|
