| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [unc] a year | 265 |
|
| 2 | [no cls] a year | 263 |
|
| 3 | cent a year | 164 |
|
| 4 | cent a year | 164 |
|
| 5 | er a year | 7 |
|
| 6 | er a year | 7 |
|
