"105787104"@en-us . "104678441"@en-us . . . . . "0"^^ . "106156521"^^ . "glottochronology"^^ . . "0"^^ . . . . . . . "the determination of how long ago different languages evolved from a common source language; \"he mapped the glottochronology of the Romance languages\""@en-us . "glottochronology"@en-us . "06156521-n"^^ .