| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [det] than a decade | 7 |
|
| 2 | [verb] [det] than a decade | 7 |
|
| 3 | [verb] [det] [subord] a decade | 7 |
|
| 4 | [verb] [det] [conj] a decade | 7 |
|
| 5 | [verb] more [conj] a decade | 6 |
|
