-al a-a a-b a-c aaa aab aac aak aal aam aap aas ab- aba abb abc abk abl abm abp abs ac- aca acb acc ack acl acm acp acs aka akb akc akk akl akm akp aks al- ala alb alc alk all alm alp als ama amb amc amk aml amm amp ams ap- apa apb apc apk apl apm app aps as- asa asb asc ask asl asm asp ass b-p baa bab bac bak bal bam bap bas bba bbb bbc bbk bbl bbm bbp bbs bca bcb bcc bck bcl bcm bcp bcs bka bkb bkc bkk bkl bkm bkp bks bla blb blc blk bll blm blp bls bma bmb bmc bmk bml bmm bmp bms bpa bpb bpc bpl bpm bpp bps bsa bsb bsc bsk bsl bsm bsp bss c-- caa cab cac cak cal cam cap cas cba cbb cbc cbk cbl cbm cbp cbs cca ccb ccc cck ccl ccm ccp ccs cka ckb ckc ckm cks cl- cla clb clc clk cll clm clp cls cma cmb cmc cmk cml cmm cmp cms cpa cpb cpc cpk cpl cpm cpp cps csa csb csc csk csl csm csp css ka- kaa kab kac kak kal kam kap kas kba kbb kbc kbk kbl kbm kbp kbs kca kcb kcc kck kcl kcm kcp kcs kkb kkc kkk kkl kkm kkp kks kl- kla klb klc klm kls kma kmb kmc kmk kml kmm kmp kms kpa kpc kpk kpl kpm kpp kps ksa ksb ksc ksk ksl ksm ksp kss l-p la- laa lab lac lak lal lam lap las lba lbb lbc lbk lbl lbm lbp lbs lca lcb lcc lck lcl lcm lcp lcs lka lkb lkl lkp lks lla llb llc llk lll llm llp lls lma lmb lmc lmk lml lmm lmp lms lpa lpb lpc lpk lpl lpm lpp lps lsa lsb lsc lsk lsl lsm lsp lss maa mab mac mak mal mam map mas mba mbb mbc mbk mbl mbm mbp mbs mc- mca mcb mcc mck mcl mcm mcp mcs mka mkb mkc mkk mkl mkm mkp mks mla mlb mlc mlk mll mlm mlp mls mma mmb mmc mmk mml mmm mmp mms mpa mpb mpc mpk mpl mpm mpp mps msa msb msc msk msl msm msp mss p-p paa pab pac pak pal pam pap pas pba pbb pbc pbk pbl pbm pbp pbs pca pcb pcc pck pcl pcm pcp pcs pka pkb pkc pkl pkm pkp pks pla plb plc plk pll plm plp pls pma pmb pmc pmk pml pmm pmp pms ppa ppb ppc ppk ppl ppm ppp pps ps- psa psb psc psk psl psm psp pss saa sab sac sak sal sam sap sas sba sbb sbc sbk sbl sbm sbp sbs sca scb scc sck scl scm scp scs sk- ska skb skc skk skl skm skp sks sla slb slc slk sll slm slp sls sma smb smc smk sml smm smp sms spa spb spc spk spl spm spp sps ss- ssa ssb ssc ssk ssl ssm ssp sss

a-ak aaaa aaab aaac aaal aaam aaap aaas aaba aabb aabc aabl aabm aabp aaca aacb aacc aack aacl aacm aacp aacs aaka aala aalc aall aals aama aamb aamc aamp aams aapa aapc aapl aapm aaps aasa aasc aasm aass abaa abab abac abak abal abam abap abas abb- abba abbb abbs abca abcb abcc abcl abcp abcs abla abls abma abmb abmc abms abpa abpc abpm abpp abps abs- absa absl absp abss acaa acab acac acap acas acba acbl acca accc accm accp accs acks acla aclc acls acma acmc acmp acms acpa acpm acps acsa acsc acsl acsm acss akaa akal akam akap akas akca akka aksa al-p alaa alac alak alal alam alap alas alb- alba albc albm albs alca alcc alcs alk- alka alkb all- alla alll alls alma almc alms alpa alpl alps alsa alsc amaa amac amal amam amap amas amb- amba ambs amca amcc amcs amka amla amm- amma ampa ampc ampk ampl ampm amps amsa amsc amsl amss apac apak apal apam apap apas apba apbs apca apcb apcc apcm apcs apl- apla aplp apls apma appa appc appl apps apsa apsl apss asaa asab asac asak asal asam asap asas asba asbm asc- asca ascb ascc ascl ascp aska asks asla asma asml asmm asmp asms aspa aspc aspl aspm asps assa assc assk assl assp asss baaa baak baal baam baas baba babb babm babs bac- baca bacc back bacs bak- baka bakl baks bala balc balk ball balm bals bama bamb bamc baml bamm bamp bams bapa bapc bapp baps basa basc bask bass bbas bbbb bbbs bbcm bblb bbls bcaa bcam bcap bcas bcbc bcbp bcbs bcca bccc bccl bccm bccs bcma bcmp bcms bcpl bcpp bcps bcsa bcsc bcsl bcsm bcss bksp blaa blab blac blak blam blas blkb blls blsp blss bmaa bpcp bpmc bpml bpms bpsa bsaa bsac bsam bsap bsas bscp bscs bslc bsms bspp bssc bssm caaa caab caac caal caam caap caas caba cabs cac- caca cacc cack cacm caka cala calc calk call calm calp cals cama camb camc camk caml camm camp cams capa capb capc capm capp caps casa casb casc cask casl casm casp cass cbac cbal cbbc cbbs cbca cbcc cbcl cbcm cbcp cbcs cbka cbkl cbkm cblb cblc cbms cbpc cbpp cbsa cbsc cbsm ccaa ccab ccac ccam ccap ccas ccba ccbc ccca cccb cccc cccl cccm cccp cccs cckm ccla cclc cclm ccls ccma ccmb ccmc ccmm ccmp ccms ccpa ccpl ccpm ccpp ccps ccsa ccsl ccsp ccss ckac ckbc ckck ckcl ckcm ckcs cklm ckml ckmp ckpc cksa cksb cksl clab clam clap clas clpb clpp clsa clsc clsm cmaa cmac cmap cmas cmba cmbc cmbs cmcc cmcs cmla cmll cmmb cmmc cmml cmms cmpa cmpc cmpk cmpl cmpp cmsa cmsc cpaa cpac cpam cpap cpas cpbc cpca cpcm cpcs cplc cpls