| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [det] [prep] ten years | 6 |
|
| 2 | [prep] [det] [prep] ten years | 6 |
|
| 3 | [prep] [det] [prep] ten years | 6 |
|
| 4 | [det] [noun] [prep] ten years | 12 |
|
| 5 | [det] [noun sg] [prep] ten years | 10 |
|
