. "a secret method of writing"@en-us . . . "cypher"@en-us . . . . . "a secret method of writing"@en-us . . "0"^^ . "105960873"@en-us . "cryptograph"@en-us . . . . . . "06355307-n"^^ . . "cipher"^^ . "0"^^ . "106355307"^^ . . "cipher"@en-us . . . . . "secret code"@en-us .