| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] days ' | 370 |
|
| 2 | 30 [noun pl] ' | 44 |
|
| 3 | 30 [noun] ' | 44 |
|
| 4 | 30 days [unc] | 10 |
|
| 5 | 30 days ' | 9 |
|
| 6 | 30 day ' | 9 |
|
| 7 | 30 days ['s] | 9 |
|
