| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | after three years [unc] [noun] | 12 |
|
| 2 | after three years ['s] [noun] | 12 |
|
| 3 | after three years ' [noun] | 12 |
|
| 4 | after three years [unc] [noun sg] | 12 |
|
| 5 | after three years [unc] [noun] | 12 |
|
| 6 | after three years ' [noun] | 12 |
|
