-al -ic a-a a-b a-c a-i aaa aab aac aag aai aal aas aau ab- aba abb abc abg abi abl abs abu ac- aca acb acc acg aci acl acs acu ag- aga agb agc agg agi agl ags agu ai- aia aib aic aig aii ail ais aiu al- ala alb alc alg ali all als alu as- asa asb asc asg asi asl ass asu au- aua aub auc aug aui aul aus b-u baa bab bac bag bai bal bas bau bba bbb bbc bbg bbi bbl bbs bbu bca bcb bcc bcg bci bcl bcs bcu bga bgb bgc bgg bgi bgl bgs bgu bi- bia bib bic big bii bil bis biu bla blb blc blg bli bll bls blu bsa bsb bsc bsg bsi bsl bss bsu bua bub buc bug bui bul bus buu c-- caa cab cac cag cai cal cas cau cba cbb cbc cbg cbi cbl cbs cbu cca ccb ccc ccg cci ccl ccs ccu cga cgb cgc cgg cgi cgl cgs cgu ci- cia cib cic cig cii cil cis ciu cl- cla clb clc clg cli cll cls clu csa csb csc csg csi csl css csu cua cub cuc cug cui cul cus cuu gaa gab gac gag gai gal gas gau gba gbc gbg gbi gbl gbs gbu gca gcb gcc gcg gci gcl gcs gcu gga ggb ggc ggg ggi ggs ggu gia gib gic gig gii gil gis giu gla glb glc glg gli gll gls glu gsa gsb gsc gsg gsi gsl gss gsu gu- gua gub guc gug gui gul gus guu ia- iaa iab iac iag iai ial ias iau iba ibb ibc ibg ibi ibl ibs ibu ica icb icc icg ici icl ics icu iga igb igc igg igi igl igs igu iia iib iic iii iil iis iiu il- ila ilb ilc ilg ili ill ils ilu is- isa isb isc isg isi isl iss isu iu- iua iub iuc iug iui ius la- laa lab lac lag lai lal las lau lba lbb lbc lbg lbi lbl lbs lbu lca lcb lcc lcg lci lcl lcs lcu lga lgb lgc lgg lgi lgl lgs lgu lia lib lic lig lii lil lis liu lla llb llc llg lli lll lls llu lsa lsb lsc lsg lsi lsl lss lsu lua lub luc lug lui lul lus luu saa sab sac sag sai sal sas sau sba sbb sbc sbg sbi sbl sbs sbu sca scb scc scg sci scl scs scu sga sgb sgc sgg sgi sgl sgs sgu sia sib sic sig sii sil sis siu sla slb slc slg sli sll sls slu ss- ssa ssb ssc ssg ssi ssl sss ssu sua sub suc sug sui sul sus suu ua- uaa uab uac uag uai ual uas uau uba ubb ubc ubg ubi ubl ubs ubu uca ucb ucc ucg uci ucl ucs ucu uga ugb ugc ugg ugi ugl ugs ugu uia uib uic uig uii uil uis uiu ula ulb ulc ulg uli ull uls ulu usa usb usc usg usi usl uss usu uua uuc uug uus uuu