| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] three years [pers pn] | 48 |
|
| 2 | of [adj] years [pers pn] | 33 |
|
| 3 | of three [noun pl] [pers pn] | 20 |
|
| 4 | of three [noun] [pers pn] | 20 |
|
| 5 | of three years [pron] | 8 |
|
| 6 | of three year [pers pn] | 6 |
|
