-ic a-a a-b a-c a-i aaa aab aac aag aai aam aas aau ab- aba abb abc abg abi abm abs abu ac- aca acb acc acg aci acm acs acu ag- aga agb agc agg agi agm ags agu ai- aia aib aic aig aii aim ais aiu ama amb amc amg ami amm ams amu as- asa asb asc asg asi asm ass asu au- aua aub auc aug aui aum aus b-u baa bab bac bag bai bam bas bau bba bbb bbc bbg bbi bbm bbs bbu bca bcb bcc bcg bci bcm bcs bcu bga bgb bgc bgg bgi bgm bgs bgu bi- bia bib bic big bii bim bis biu bma bmb bmc bmg bmi bmm bms bmu bsa bsb bsc bsg bsi bsm bss bsu bua bub buc bug bui bum bus buu c-- caa cab cac cag cai cam cas cau cba cbb cbc cbg cbi cbm cbs cbu cca ccb ccc ccg cci ccm ccs ccu cga cgb cgc cgg cgi cgm cgs cgu ci- cia cib cic cig cii cim cis ciu cma cmb cmc cmg cmi cmm cms cmu csa csb csc csg csi csm css csu cua cub cuc cug cui cum cus cuu gaa gab gac gag gai gam gas gau gba gbc gbg gbi gbm gbs gbu gca gcb gcc gcg gci gcm gcs gcu gga ggb ggc ggg ggi ggm ggs ggu gia gib gic gig gii gim gis giu gma gmb gmc gmg gmi gmm gms gsa gsb gsc gsg gsi gsm gss gsu gu- gua gub guc gug gui gum gus guu ia- iaa iab iac iag iai iam ias iau iba ibb ibc ibg ibi ibm ibs ibu ica icb icc icg ici icm ics icu iga igb igc igg igi igm igs igu iia iib iic iii iim iis iiu im- ima imb imc img imi imm ims imu is- isa isb isc isg isi ism iss isu iu- iua iub iuc iug iui ium ius maa mab mac mag mai mam mas mau mba mbb mbc mbg mbi mbm mbs mbu mc- mca mcb mcc mcg mci mcm mcs mcu mga mgb mgc mgi mgm mgs mgu mi- mia mib mic mig mii mim mis miu mma mmb mmc mmg mmi mmm mms mmu msa msb msc msg msi msm mss msu mua mub muc mug mui mum mus muu saa sab sac sag sai sam sas sau sba sbb sbc sbg sbi sbm sbs sbu sca scb scc scg sci scm scs scu sga sgb sgc sgg sgi sgm sgs sgu sia sib sic sig sii sim sis siu sma smb smc smg smi smm sms smu ss- ssa ssb ssc ssg ssi ssm sss ssu sua sub suc sug sui sum sus suu ua- uaa uab uac uag uai uam uas uau uba ubb ubc ubg ubi ubs ubu uca ucb ucc ucg uci ucm ucs ucu uga ugb ugc ugg ugi ugm ugs ugu uia uib uic uig uii uim uis uiu um- uma umb umc umg umi umm ums umu usa usb usc usg usi usm uss usu uua uuc uug uum uus uuu