| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | accumulate [prep] the years | 8 |
|
| 2 | accumulate [prep] [art] years | 8 |
|
| 3 | accumulate over [art] years | 8 |
|
| 4 | accumulate over [art] years | 8 |
|
| 5 | accumulated [prep] [art] years | 6 |
|
