| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] years [pron] [vb past] | 79 |
|
| 2 | [prep] three years [pron] | 56 |
|
| 3 | three years [pron] [vb past] | 48 |
|
| 4 | [prep] three [pron] [vb past] | 22 |
|
| 5 | [prep] three years [vb past] | 6 |
|
