a-a aaa aad aam aan aas ad- ada add adm adn ads ama amd amm amn ams an- ana and anm ann ans as- asa asd asm asn ass daa dad dam dan das dda ddd ddm ddn dds dma dmd dmm dmn dms dna dnd dnm dnn dns dsa dsd dsm dsn dss maa mad mam man mas mda mdd mdm mdn mds mma mmd mmm mmn mms mna mnm mnn mns msa msd msm msn mss naa nad nam nan nas nda ndd ndm ndn nds nma nmd nmm nmn nms nna nnm nnn nns nsa nsd nsm nsn nss saa sad sam san sas sda sdd sdm sdn sds sma smd smm smn sms sna snd snm snn sns ss- ssa ssd ssm ssn sss