A-AD AE-AL AM-AQ AR-Z B-BI BL-BU C-CA CE-CI CO-CU D-DE DI-DU E-ER ES-EY F G H I J K L M-ME MI-MU N O P-PE PI-PO PR-PU Q R S-SE SH-SU T-TE TI-TU U V X Y Z Expresiones