-al -er -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aak aal aap aar aas aat ab- aba abb abc abe abi abk abl abp abr abs abt ac- aca acb acc ace aci ack acl acp acr acs act aea aeb aec aee aei aek ael aep aer aes aet ai- aia aib aic aie aii aik ail aip air ais ait aka akb akc ake aki akk akl akp akr aks al- ala alb alc ale ali alk all alp alr als alt ap- apa apb apc ape api apk apl app apr aps apt ar- ara arb arc are ari ark arl arp arr ars art as- asa asb asc ase asi ask asl asp asr ass ast at- ata atb atc ate ati atl atp atr ats att b-p baa bab bac bae bai bak bal bap bar bas bat bba bbb bbc bbe bbi bbk bbl bbp bbr bbs bbt bca bcb bcc bce bci bck bcl bcp bcr bcs bct be- bea beb bec bee bei bek bel bep ber bes bet bi- bia bib bic bie bii bik bil bip bir bis bit bka bkb bkc bke bkk bkl bkp bkr bks bkt bla blb blc ble bli blk bll blp blr bls blt bpa bpb bpc bpe bpi bpl bpp bpr bps bpt bra brb bre bri brk brl brp brr brs brt bsa bsb bsc bse bsi bsk bsl bsp bsr bss bst bta btb btc bte bti btk btl btp btr bts btt c-- caa cab cac cae cai cak cal cap car cas cat cba cbb cbc cbe cbi cbk cbl cbp cbr cbs cbt cca ccb ccc cce cci cck ccl ccp ccr ccs cct ce- cea ceb cec cee cei cek cel cep cer ces cet ci- cia cib cic cie cii cik cil cip cir cis cit cka ckb ckc cki cks ckt cl- cla clb clc cle cli clk cll clp clr cls clt cpa cpb cpc cpe cpi cpk cpl cpp cpr cps cpt cra crb crc cre cri crk crl crp crr crs crt csa csb csc cse csi csk csl csp csr css cst cta ctb ctc cte cti ctk ctl ctp ctr cts ctt eaa eab eac eae eai eak eal eap ear eas eat eba ebb ebc ebe ebi ebk ebl ebp ebr ebs ebt ec- eca ecb ecc ece eci eck ecl ecr ecs ect eea eeb eec eee eek eel eep eer ees eet eia eib eic eie eii eik eil eip eir eis eit eka ekb ekc eke eki ekl ekp ekr eks ekt ela elb elc ele eli elk ell elp elr els elt ep- epa epb epc epe epi epl epp epr eps ept era erb erc ere eri erk erl erp err ers ert es- esa esb esc ese esi esk esl esp esr ess est eta etb etc ete eti etk etl etp etr ets ett ia- iaa iab iac iae iai ial iap iar ias iat iba ibb ibc ibe ibi ibk ibl ibp ibr ibs ibt ica icb icc ice ici ick icl icp icr ics ict ie- iea iec iee iei iek iel iep ier ies iet iia iib iic iie iii iil iip iir iis iit ika ikb ikc ike iki ikk ikl ikr iks ikt il- ila ilb ilc ile ili ilk ill ilp ilr ils ilt ipa ipb ipc ipe ipi ipl ipp ipr ips ipt ir- ira irb irc ire iri irk irl irp irr irs irt is- isa isb isc ise isi isk isl isp isr iss ist ita itb itc ite iti itk itl itp its itt k-t ka- kaa kab kac kae kai kak kal kap kar kas kat kba kbb kbc kbe kbi kbk kbl kbp kbr kbs kca kcb kcc kce kci kck kcl kcp kcr kcs kct ke- kea keb kec kee kei kek kel kep ker kes ket kia kib kic kie kii kik kil kip kir kis kit kkb kkc kke kki kkk kkl kkp kkr kks kkt kl- kla klb klc kli klr kls klt kpa kpc kpe kpi kpk kpl kpp kpr kps kpt kra krc kri krk krl krp krr krs krt ksa ksb ksc kse ksi ksk ksl ksp ksr kss kst kta ktb ktc kte ktk ktl ktp ktr kts ktt l-p la- laa lab lac lae lai lak lal lap lar las lat lba lbb lbc lbe lbi lbk lbl lbp lbr lbs lbt lca lcb lcc lce lci lck lcl lcp lcr lcs lct lea leb lec lee lei lek lel lep ler les let lia lib lic lie lii lik lil lip lir lis lit lka lkb lkl lkp lkr lks lkt lla llb llc lle lli llk lll llp llr lls llt lpa lpb lpc lpe lpi lpk lpl lpp lpr lps lpt lra lrb lrc lri lrk lrp lrr lrs lrt lsa lsb lsc lse lsi lsk lsl lsp lsr lss lst lta ltb ltc lte lti ltk ltl ltp ltr lts ltt p-p paa pab pac pae pai pak pal pap par pas pat pba pbb pbc pbe pbi pbk pbl pbp pbr pbs pbt pca pcb pcc pce pci pck pcl pcp pcr pcs pct pea peb pec pee pei pek pel pep per pes pet pia pib pic pie pii pik pil pip pir pis pit pka pkb pkc pke pki pkl pkp pkr pks pkt pla plb plc ple pli plk pll plp plr pls plt ppa ppb ppc ppe ppi ppk ppl ppp ppr pps ppt pra prb prc pre pri prk prl prp prr prs prt ps- psa psb psc pse psi psk psl psp psr pss pst pt- pta ptb ptc pte pti ptk ptl ptp ptr pts ptt ra- raa rab rac rae rai rak ral rap rar ras rat rba rbb rbc rbe rbi rbk rbl rbp rbr rbs rbt rca rcb rcc rce rci rcl