| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] three years [coord] [pers pn] | 11 |
|
| 2 | [prep] three year [coord] [pers pn] | 11 |
|
| 3 | for three year [coord] [pers pn] | 10 |
|
| 4 | [prep] three year and [pers pn] | 8 |
|
