| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | retire [prep] [num] years [noun sg] | 10 |
|
| 2 | retire after [adj] years [noun sg] | 9 |
|
| 3 | retire [prep] [adj] years service | 9 |
|
| 4 | retired [prep] [adj] years [noun sg] | 6 |
|
