-al -ic a-a a-b a-c a-i aaa aab aac aae aai aak aal aap aas ab- aba abb abc abe abi abk abl abp abs ac- aca acb acc ace aci ack acl acp acs aea aeb aec aee aei aek ael aep aes ai- aia aib aic aie aii aik ail aip ais aka akb akc ake aki akk akl akp aks al- ala alb alc ale ali alk all alp als ap- apa apb apc ape api apk apl app aps as- asa asb asc ase asi ask asl asp ass b-p baa bab bac bae bai bak bal bap bas bba bbb bbc bbe bbi bbk bbl bbp bbs bca bcb bcc bce bci bck bcl bcp bcs be- bea beb bec bee bei bek bel bep bes bi- bia bib bic bie bii bik bil bip bis bka bkb bkc bke bkk bkl bkp bks bla blb blc ble bli blk bll blp bls bpa bpb bpc bpe bpi bpl bpp bps bsa bsb bsc bse bsi bsk bsl bsp bss c-- caa cab cac cae cai cak cal cap cas cba cbb cbc cbe cbi cbk cbl cbp cbs cca ccb ccc cce cci cck ccl ccp ccs ce- cea ceb cec cee cei cek cel cep ces ci- cia cib cic cie cii cik cil cip cis cka ckb ckc cki cks cl- cla clb clc cle cli clk cll clp cls cpa cpb cpc cpe cpi cpk cpl cpp cps csa csb csc cse csi csk csl csp css eaa eab eac eae eai eak eal eap eas eba ebb ebc ebe ebi ebk ebl ebp ebs ec- eca ecb ecc ece eci eck ecl ecs eea eeb eec eee eek eel eep ees eia eib eic eie eii eik eil eip eis eka ekb ekc eke eki ekl ekp eks ela elb elc ele eli elk ell elp els ep- epa epb epc epe epi epl epp eps es- esa esb esc ese esi esk esl esp ess ia- iaa iab iac iae iai ial iap ias iba ibb ibc ibe ibi ibk ibl ibp ibs ica icb icc ice ici ick icl icp ics ie- iea iec iee iei iek iel iep ies iia iib iic iie iii iil iip iis ika ikb ikc ike iki ikk ikl iks il- ila ilb ilc ile ili ilk ill ilp ils ipa ipb ipc ipe ipi ipl ipp ips is- isa isb isc ise isi isk isl isp iss ka- kaa kab kac kae kai kak kal kap kas kba kbb kbc kbe kbi kbk kbl kbp kbs kca kcb kcc kce kci kck kcl kcp kcs ke- kea keb kec kee kei kek kel kep kes kia kib kic kie kii kik kil kip kis kkb kkc kke kki kkk kkl kkp kks kl- kla klb klc kli kls kpa kpc kpe kpi kpk kpl kpp kps ksa ksb ksc kse ksi ksk ksl ksp kss l-p la- laa lab lac lae lai lak lal lap las lba lbb lbc lbe lbi lbk lbl lbp lbs lca lcb lcc lce lci lck lcl lcp lcs lea leb lec lee lei lek lel lep les lia lib lic lie lii lik lil lip lis lka lkb lkl lkp lks lla llb llc lle lli llk lll llp lls lpa lpb lpc lpe lpi lpk lpl lpp lps lsa lsb lsc lse lsi lsk lsl lsp lss p-p paa pab pac pae pai pak pal pap pas pba pbb pbc pbe pbi pbk pbl pbp pbs pca pcb pcc pce pci pck pcl pcp pcs pea peb pec pee pei pek pel pep pes pia pib pic pie pii pik pil pip pis pka pkb pkc pke pki pkl pkp pks pla plb plc ple pli plk pll plp pls ppa ppb ppc ppe ppi ppk ppl ppp pps ps- psa psb psc pse psi psk psl psp pss saa sab sac sae sai sak sal sap sas sba sbb sbc sbe sbi sbk sbl sbp sbs sca scb scc sce sci sck scl scp scs se- sea seb sec see sei sek sel sep ses sia sib sic sie sii sik sil sip sis sk- ska skb skc ske ski skk skl skp sks sla slb slc sle sli slk sll slp sls spa spb spc spe spi spk spl spp sps ss- ssa ssb ssc sse ssi ssk ssl ssp sss