| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it have [verb] [adj] year of | 5 |
|
| 2 | it [verb] [verb] [adj] years of | 5 |
|
| 3 | it [verb] [verb] [adj] year of | 5 |
|
| 4 | it [verb] [vb pp] [adj] year of | 5 |
|
