sentences:  An article by Patrick Johansson (1989) deals with the grammatical encoding of honorifics in the Nahuatl language.Currently SIL linguists are working on Morelos Nahuatl, collaborating with speakers from Hueyapan and from Cuentepec.According to Durán in 1524, Hueyapan was founded by people from Xochimilco around 902 CE, conquered by the Aztecs under Moctezuma II and in 1521, during the Spanish conquest of the Aztec Empire, it fell to the Gonzalo de Sandoval, assisted by female Conquistador María Estrada.