| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of three years ['s] [noun] | 40 |
|
| 2 | of three years [unc] [noun] | 40 |
|
| 3 | of three years ' [noun] | 40 |
|
| 4 | of three years [unc] [noun] | 40 |
|
| 5 | of three years ' [noun] | 40 |
|
| 6 | of three years [unc] [noun sg] | 39 |
|
| 7 | of three years [unc] duration | 25 |
|
| 8 | of three years [unc] duration | 25 |
|
