| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] retire [prep] [adj] years service | 6 |
|
| 2 | [vb -s] retire [prep] [adj] years service | 6 |
|
| 3 | have retire [prep] [adj] years service | 5 |
|
| 4 | has retire [prep] [adj] years service | 5 |
|
| 5 | retire [prep] [adj] years ' service | 5 |
|
| 6 | retire [prep] [adj] years ' service | 5 |
|
| 7 | retire [prep] [adj] years [unc] service | 5 |
|
| 8 | retire [prep] [adj] years ['s] service | 5 |
|
