| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | three years [adv] [pers pn] | 92 |
|
| 2 | [prep] three years [adv] | 84 |
|
| 3 | [prep] years [adv] [pers pn] | 54 |
|
| 4 | [prep] three years [pers pn] | 48 |
|
| 5 | [prep] three [adv] [pers pn] | 26 |
|
