| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [adj] year [to-vb] | 20 |
|
| 2 | it [vb past] [adj] years [verb] | 20 |
|
| 3 | it took [adj] year [verb] | 19 |
|
| 4 | it [vb past] [num] year [verb] | 17 |
|
