| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] three years in [noun sg] | 15 |
|
| 2 | [prep] three year in [noun sg] | 15 |
|
| 3 | for three year in [noun sg] | 7 |
|
| 4 | to three year in [noun sg] | 7 |
|
| 5 | [prep] three year in succession | 5 |
|
