| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [det] [det] [pron] | 359 |
|
| 2 | [prep] [det] [det] years | 228 |
|
| 3 | [prep] [det] years [pron] | 212 |
|
| 4 | [det] [det] years [pron] | 54 |
|
