| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] [adj] years | 455 |
|
| 2 | [vb past] [prep] [num] years | 308 |
|
| 3 | [vb past] [prep] eight [noun] | 65 |
|
| 4 | [verb] [prep] eight years | 60 |
|
| 5 | [vb past] [prep] eight [noun pl] | 59 |
|
| 6 | [vb past] [prep] eight years | 9 |
|
| 7 | [vb past] [prep] eight year | 9 |
|
