| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] years [pers pn] | 658 |
|
| 2 | [prep] 30 [noun] [pers pn] | 13 |
|
| 3 | [prep] 30 [noun pl] [pers pn] | 9 |
|
| 4 | [prep] 30 years [pers pn] | 6 |
|
| 5 | [prep] 30 years [pron] | 6 |
|
| 6 | [prep] 30 year [pers pn] | 6 |
|
