a-a aaa aad aam aao aas ad- ada add adm ado ads ama amd amm amo ams aoa aod aom aoo aos as- asa asd asm aso ass daa dad dam dao das dda ddd ddm ddo dds dma dmd dmm dmo dms doa dod dom doo dos dsa dsd dsm dso dss m-o maa mad mam mao mas mda mdd mdm mdo mds mma mmd mmm mmo mms moa mod mom moo mos msa msd msm mso mss oaa oad oam oao oas oda odd odm odo ods om- oma omd omm omo oms oo- ooa ood oom ooo oos os- osa osd osm oso oss saa sad sam sao sas sda sdd sdm sdo sds sma smd smm smo sms soa sod som soo sos ss- ssa ssd ssm sso sss