| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | since [pers pn] [verb] [adj] years | 11 |
|
| 2 | since [pers pn] [vb past] [adj] year | 11 |
|
| 3 | since [pers pn] [verb] [num] year | 11 |
|
| 4 | since it [verb] [adj] year | 9 |
|
