| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [verb] ten year | 8 |
|
| 2 | [conj] [verb] ten years | 7 |
|
| 3 | [coord] [verb] ten year | 5 |
|
| 4 | [conj] [vb past] ten year | 5 |
|
