| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] than a decade of [noun sg] | 8 |
|
| 2 | [det] than a decade of [noun] | 8 |
|
| 3 | [det] than a decade of [noun] | 8 |
|
| 4 | more than a decade of [noun] | 8 |
|
