-al -er -ic -up a-a a-b a-c a-i aaa aab aac aae aai aak aal aap aar aas aau ab- aba abb abc abe abi abk abl abp abr abs abu ac- aca acb acc ace aci ack acl acp acr acs acu aea aeb aec aee aei aek ael aep aer aes aeu ai- aia aib aic aie aii aik ail aip air ais aiu aka akb akc ake aki akk akl akp akr aks aku al- ala alb alc ale ali alk all alp alr als alu ap- apa apb apc ape api apk apl app apr aps apu ar- ara arb arc are ari ark arl arp arr ars aru as- asa asb asc ase asi ask asl asp asr ass asu au- aua aub auc aue aui auk aul aup aur aus b-p b-u baa bab bac bae bai bak bal bap bar bas bau bba bbb bbc bbe bbi bbk bbl bbp bbr bbs bbu bca bcb bcc bce bci bck bcl bcp bcr bcs bcu be- bea beb bec bee bei bek bel bep ber bes beu bi- bia bib bic bie bii bik bil bip bir bis biu bka bkb bkc bke bkk bkl bkp bkr bks bla blb blc ble bli blk bll blp blr bls blu bpa bpb bpc bpe bpi bpl bpp bpr bps bpu bra brb bre bri brk brl brp brr brs bru bsa bsb bsc bse bsi bsk bsl bsp bsr bss bsu bua bub buc bue bui buk bul bup bur bus buu c-- caa cab cac cae cai cak cal cap car cas cau cba cbb cbc cbe cbi cbk cbl cbp cbr cbs cbu cca ccb ccc cce cci cck ccl ccp ccr ccs ccu ce- cea ceb cec cee cei cek cel cep cer ces ceu ci- cia cib cic cie cii cik cil cip cir cis ciu cka ckb ckc cki cks cl- cla clb clc cle cli clk cll clp clr cls clu cpa cpb cpc cpe cpi cpk cpl cpp cpr cps cpu cra crb crc cre cri crk crl crp crr crs cru csa csb csc cse csi csk csl csp csr css csu cua cub cuc cue cui cuk cul cup cur cus cuu eaa eab eac eae eai eak eal eap ear eas eau eba ebb ebc ebe ebi ebk ebl ebp ebr ebs ebu ec- eca ecb ecc ece eci eck ecl ecr ecs ecu eea eeb eec eee eek eel eep eer ees eia eib eic eie eii eik eil eip eir eis eiu eka ekb ekc eke eki ekl ekp ekr eks eku ela elb elc ele eli elk ell elp elr els elu ep- epa epb epc epe epi epl epp epr eps epu era erb erc ere eri erk erl erp err ers eru es- esa esb esc ese esi esk esl esp esr ess esu eu- eua eub euc eue eui eul eup eur eus ia- iaa iab iac iae iai ial iap iar ias iau iba ibb ibc ibe ibi ibk ibl ibp ibr ibs ibu ica icb icc ice ici ick icl icp icr ics icu ie- iea iec iee iei iek iel iep ier ies iia iib iic iie iii iil iip iir iis iiu ika ikb ikc ike iki ikk ikl ikr iks iku il- ila ilb ilc ile ili ilk ill ilp ilr ils ilu ipa ipb ipc ipe ipi ipl ipp ipr ips ipu ir- ira irb irc ire iri irk irl irp irr irs iru is- isa isb isc ise isi isk isl isp isr iss isu iu- iua iub iuc iue iui iup iur ius ka- kaa kab kac kae kai kak kal kap kar kas kau kba kbb kbc kbe kbi kbk kbl kbp kbr kbs kbu kca kcb kcc kce kci kck kcl kcp kcr kcs kcu ke- kea keb kec kee kei kek kel kep ker kes kia kib kic kie kii kik kil kip kir kis kiu kkb kkc kke kki kkk kkl kkp kkr kks kku kl- kla klb klc kli klr kls klu kpa kpc kpe kpi kpk kpl kpp kpr kps kpu kra krc kri krk krl krp krr krs kru ksa ksb ksc kse ksi ksk ksl ksp ksr kss ksu kub kuc kue kui kuk kul kup kur kus kuu l-p la- laa lab lac lae lai lak lal lap lar las lau lba lbb lbc lbe lbi lbk lbl lbp lbr lbs lbu lca lcb lcc lce lci lck lcl lcp lcr lcs lcu lea leb lec lee lei lek lel lep ler les leu lia lib lic lie lii lik lil lip lir lis liu lka lkb lkl lkp lkr lks lla llb llc lle lli llk lll llp llr lls llu lpa lpb lpc lpe lpi lpk lpl lpp lpr lps lpu lra lrb lrc lri lrk lrp lrr lrs lru lsa lsb lsc lse lsi lsk lsl lsp lsr lss lsu lua lub luc lue lui luk lul lup lur lus luu p-p paa pab pac pae pai pak pal pap par pas pau pba pbb pbc pbe pbi pbk pbl pbp pbr pbs pbu pca pcb pcc pce pci pck pcl pcp pcr pcs pcu pea peb pec pee pei pek pel pep per pes peu pia pib pic pie pii pik pil pip pir pis piu pka pkb pkc pke pki pkl pkp pkr pks pku pla plb plc ple pli plk pll plp plr pls plu ppa ppb ppc ppe ppi ppk ppl ppp ppr pps ppu pra prb prc pre pri prk prl prp prr prs pru ps- psa psb psc pse psi psk psl psp psr pss psu pua pub puc pue pui puk pul pup pur pus puu ra- raa rab rac rae rai rak ral rap rar ras rau rba rbb rbc rbe rbi rbk rbl rbp rbr rbs rbu rca rcb rcc rce rci rcl rcp rcr rcs rcu re- rea reb