-ic -th a-a a-b a-c a-i a-t aaa aab aac aae aah aai aak aap aas aat aax ab- aba abb abc abe abh abi abk abp abs abt abx ac- aca acb acc ace ach aci ack acp acs act acx aea aeb aec aee aeh aei aek aep aes aet aex aha ahb ahc ahe ahh ahi ahk ahp ahs aht ahx ai- aia aib aic aie aih aii aik aip ais ait aix aka akb akc ake akh aki akk akp aks ap- apa apb apc ape aph api apk app aps apt apx as- asa asb asc ase ash asi ask asp ass ast asx at- ata atb atc ate ath ati atp ats att atx ax- axa axe axh axi axk axp axs axt axx b-p baa bab bac bae bah bai bak bap bas bat bax bba bbb bbc bbe bbh bbi bbk bbp bbs bbt bbx bca bcb bcc bce bch bci bck bcp bcs bct bcx be- bea beb bec bee beh bei bek bep bes bet bex bha bhb bhc bhe bhh bhi bhk bhp bhs bht bhx bi- bia bib bic bie bih bii bik bip bis bit bix bka bkb bkc bke bkk bkp bks bkt bkx bpa bpb bpc bpe bph bpi bpp bps bpt bpx bsa bsb bsc bse bsh bsi bsk bsp bss bst bsx bta btb btc bte bth bti btk btp bts btt btx bxb bxi bxx c-- caa cab cac cae cah cai cak cap cas cat cax cba cbb cbc cbe cbh cbi cbk cbp cbs cbt cbx cca ccb ccc cce cch cci cck ccp ccs cct ccx ce- cea ceb cec cee ceh cei cek cep ces cet cex ch- cha chb chc che chh chi chk chp chs cht chx ci- cia cib cic cie cih cii cik cip cis cit cix cka ckb ckc ckh cki cks ckt ckx cpa cpb cpc cpe cph cpi cpk cpp cps cpt cpx csa csb csc cse csh csi csk csp css cst csx cta ctb ctc cte cth cti ctk ctp cts ctt ctx cxc cxh cxi cxk cxp cxs cxt cxx eaa eab eac eae eah eai eak eap eas eat eax eba ebb ebc ebe ebh ebi ebk ebp ebs ebt ebx ec- eca ecb ecc ece ech eci eck ecs ect ecx eea eeb eec eee eek eep ees eet eex eha ehb ehc ehe ehh ehi ehp ehs eht eia eib eic eie eii eik eip eis eit eix eka ekb ekc eke ekh eki ekp eks ekt ep- epa epb epc epe eph epi epp eps ept epx es- esa esb esc ese esh esi esk esp ess est esx eta etb etc ete eth eti etk etp ets ett etx ex- exa exc exe exh exi exp exs ext exx h-i haa hab hac hae hah hai hak hap has hat hax hba hbb hbc hbe hbh hbi hbk hbp hbs hbt hbx hca hcb hcc hce hch hci hck hcp hcs hct he- hea heb hec hee heh hei hek hep hes het hex hha hhb hhc hhe hhh hhi hhk hhp hhs hht hia hib hic hie hih hii hik hip his hit hix hka hkb hkh hki hkk hkp hks hkt hpa hpb hpc hpe hph hpi hpk hpp hps hpt hsa hsb hsc hse hsh hsi hsk hsp hss hst hsx hta htb htc hte hth hti htk htp hts htt htx hxc ia- iaa iab iac iae iah iai iap ias iat iba ibb ibc ibe ibh ibi ibk ibp ibs ibt ibx ica icb icc ice ich ici ick icp ics ict ie- iea iec iee iei iek iep ies iet iex iha ihb ihc ihe ihh ihi ihk ihp ihs iht iia iib iic iie iih iii iip iis iit iix ika ikb ikc ike iki ikk iks ikt ikx ipa ipb ipc ipe ipi ipp ips ipt ipx is- isa isb isc ise ish isi isk isp iss ist ita itb itc ite ith iti itk itp its itt itx ixc ixe ixi k-t ka- kaa kab kac kae kah kai kak kap kas kat kax kba kbb kbc kbe kbh kbi kbk kbp kbs kbx kca kcb kcc kce kch kci kck kcp kcs kct kcx ke- kea keb kec kee keh kei kek kep kes ket kex kha khe khh khi khk khs kia kib kic kie kih kii kik kip kis kit kix kkb kkc kke kkh kki kkk kkp kks kkt kpa kpc kpe kph kpi kpk kpp kps kpt ksa ksb ksc kse ksh ksi ksk ksp kss kst kta ktb ktc kte kth ktk ktp kts ktt p-p paa pab pac pae pah pai pak pap pas pat pax pba pbb pbc pbe pbi pbk pbp pbs pbt pbx pca pcb pcc pce pch pci pck pcp pcs pct pcx pea peb pec pee peh pei pek pep pes pet pex pha phb phc phe phi phk php phs pht phx pia pib pic pie pih pii pik pip pis pit pix pka pkb pkc pke pki pkp pks pkt ppa ppb ppc ppe pph ppi ppk ppp pps ppt ppx ps- psa psb psc pse psh psi psk psp pss pst psx pt- pta ptb ptc pte pth pti ptk ptp pts ptt ptx pxc pxe pxk pxs pxt saa sab sac sae sah sai sak sap sas sat sax sba sbb sbc sbe sbh sbi sbk sbp sbs sbt sbx sca scb scc sce sch sci sck scp scs sct scx se- sea seb sec see seh sei sek sep ses set sex sh- sha shb shc she shh shi shk shp shs sht sia sib sic sie sih sii sik sip sis sit six sk- ska skb skc ske skh ski skk skp sks skt skx spa spb spc spe sph spi spk spp sps spt spx ss- ssa ssb ssc sse ssh ssi ssk ssp sss