| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] after 18 years | 7 |
|
| 2 | [noun sg] after 18 years | 5 |
|
| 3 | after 18 years [prep] | 7 |
|
| 4 | after 18 years [prep] | 7 |
|
