| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [prep] [adj] years [pers pn] | 8 |
|
| 2 | [det] [prep] [adj] year [pers pn] | 8 |
|
| 3 | [det] [prep] [num] year [pers pn] | 6 |
|
| 4 | that [prep] [adj] year [pers pn] | 6 |
|
