a-a a-i aaa aad aaf aai aam aas ad- ada add adf adi adm ads af- afa afd aff afi afm afs ai- aia aid aif aii aim ais ama amd amf ami amm ams as- asa asd asf asi asm ass daa dad daf dai dam das dda ddd ddf ddi ddm dds dfa dfd dff dfi dfm dfs di- dia did dif dii dim dis dma dmd dmf dmi dmm dms dsa dsd dsf dsi dsm dss faa fad faf fai fam fas fda fdd fdf fdi fdm fds ffa ffd fff ffi ffm ffs fia fid fif fii fim fis fma fmd fmf fmi fmm fms fsa fsd fsf fsi fsm fss i-d i-f ia- iaa iad iaf iai iam ias ida idd idf idi idm ids ifa ifd iff ifi ifm ifs iia iid iif iii iim iis im- ima imd imf imi imm ims is- isa isd isf isi ism iss m-f maa mad maf mai mam mas mda mdd mdf mdi mdm mds mfa mfd mff mfi mfm mfs mi- mia mid mif mii mim mis mma mmd mmf mmi mmm mms msa msd msf msi msm mss saa sad saf sai sam sas sda sdd sdf sdi sdm sds sfa sfd sff sfi sfm sfs sia sid sif sii sim sis sma smd smf smi smm sms ss- ssa ssd ssf ssi ssm sss