| English | eng-000 |
| O level | |
| 普通话 | cmn-000 | O级 |
| 普通话 | cmn-000 | 普通水平 |
| 普通话 | cmn-000 | 普通程度 |
| Middle Cornish | cnx-000 | nivel O |
| Kernowek | cor-000 | nivel O |
| English | eng-000 | GCSE |
| English | eng-000 | General Certificate of Secondary Education |
| suomi | fin-000 | O level |
| Old Cornish | oco-000 | nivel O |