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Deliberate groupings of letters/numerals which cannot be securely interpreted.
| Acronym | Language code | References |
|---|---|---|
| αι |
|
|
| ακ |
|
|
| αν |
|
|
| γιζ |
|
|
| ευ |
|
|
| ια |
|
|
| κκ |
|
|
| κμκ |
|
|
| φνι |
|