-er -up a-a a-b a-c aaa aab aac aae aam aap aar aau ab- aba abb abc abe abm abp abr abu ac- aca acb acc ace acm acp acr acu aea aeb aec aee aem aep aer aeu ama amb amc ame amm amp amr amu ap- apa apb apc ape apm app apr apu ar- ara arb arc are arm arp arr aru au- aua aub auc aue aum aup aur b-p b-u baa bab bac bae bam bap bar bau bba bbb bbc bbe bbm bbp bbr bbu bca bcb bcc bce bcm bcp bcr bcu be- bea beb bec bee bem bep ber beu bma bmb bmc bme bmm bmp bmr bmu bpa bpb bpc bpe bpm bpp bpr bpu bra brb bre brm brp brr bru bua bub buc bue bum bup bur buu c-- caa cab cac cae cam cap car cau cba cbb cbc cbe cbm cbp cbr cbu cca ccb ccc cce ccm ccp ccr ccu ce- cea ceb cec cee cem cep cer ceu cma cmb cmc cme cmm cmp cmr cmu cpa cpb cpc cpe cpm cpp cpr cpu cra crb crc cre crm crp crr cru cua cub cuc cue cum cup cur cuu eaa eab eac eae eam eap ear eau eba ebb ebc ebe ebm ebp ebr ebu ec- eca ecb ecc ece ecm ecr ecu eea eeb eec eee eem eep eer em- ema emb emc eme emm emp emr emu ep- epa epb epc epe epm epp epr epu era erb erc ere erm erp err eru eu- eua eub euc eue eup eur m-r maa mab mac mae mam map mar mau mba mbb mbc mbe mbm mbp mbr mbu mc- mca mcb mcc mce mcm mcp mcr mcu mea meb mec mee mem mep mer meu mma mmb mmc mme mmm mmp mmr mmu mpa mpb mpc mpe mpm mpp mpr mpu mra mrb mrc mre mrm mrp mrr mru mua mub muc mue mum mup mur muu p-p paa pab pac pae pam pap par pau pba pbb pbc pbe pbm pbp pbr pbu pca pcb pcc pce pcm pcp pcr pcu pea peb pec pee pem pep per peu pma pmb pmc pme pmm pmp pmr pmu ppa ppb ppc ppe ppm ppp ppr ppu pra prb prc pre prm prp prr pru pua pub puc pue pum pup pur puu ra- raa rab rac rae ram rap rar rau rba rbb rbc rbe rbm rbp rbr rbu rca rcb rcc rce rcm rcp rcr rcu re- rea reb rec ree rem rep rer reu rma rmb rmc rme rmm rmp rmr rpa rpb rpc rpe rpm rpp rpr rpu rra rrb rrc rrm rrp rrr rru rua rub ruc rue rum rup rur ruu ua- uaa uab uac uae uam uap uar uau uba ubb ubc ube ubp ubr ubu uca ucb ucc uce ucm ucp ucr ucu uea ueb uec uee uem uep uer um- uma umb umc ume umm ump umr umu up- upa upb upc upe upm upp upr upu ur- ura urb urc ure urm urp urr uru uua uuc uue uum uur uuu

a-be aaaa aaab aaac aaae aaam aaap aaar aaba aabb aabc aabm aabp aaca aacb aacc aace aacm aacp aacr aacu aaea aaec aaem aaep aama aamb aamc aame aamp aamr aapa aapc aapm aara aarc aare aarm aarp aaru aaup abaa abab abac abae abam abap abar abau abb- abba abbb abbe abbr abca abcb abcc abcp abcr abec abee aber abma abmb abmc abpa abpc abpm abpp abpr abra abrc abua abue abum acaa acab acac acae acap acar acba acca accc acce accm accp accu ace- acea acec acem acer acma acmc acme acmp acmu acpa acpe acpm acpr acpu acr- acra acrc acre acrm acrr acu- acue acum acup acur aeac aeap aecb aeer aer- aera aerc amaa amac amae amam amap amar amb- amba ambe ambr ambu amca amcc amec amee amer ameu amm- amma amme ammu ampa ampc ampe ampm amra amrc amua amum amur apac apam apap apar apba apbr apca apcb apcc apcm apcr apea apec apem apep aper apeu apma appa appc appr appu apra aprc apre apua apuc apum apup arab arac arae aram arap arar arau arba arbe arc- arca arce arcm area arec aree arem arep areu arma armc arme armm armu arpa arpe arpu arr- arra arrc arre arrr arru arua arub arue arum arup auaa aube auca auce aucp auer auma aupc aur- aura aure baaa baam baar baba babb babe babm babr babu bac- baca bacc bace baer bama bamb bamc bame bamm bamp bamu bapa bapc bape bapp bapu bar- bara barb barc bare barm barr baru bau- baum baur bbau bbbb bbcm bbeb bbpr bbrc bcaa bcam bcap bcar bcbc bcbp bcca bccc bccm bcec bcer bcma bcmp bcpp bcra bcru bcuc bcup beam beap bear beau beba bebb bebe beca becu beeb beem beep beer bema beme bemu bera berc bere berm berr beru beur bmaa bmce bmep bpcp bpea bpmc bprc brab brac brae bram brau brca brcb brce brea breb brec bree brem brep brer brmc brrm brrr bruc brue brum brup buar buba bubb bube bubu buca bucc buce bucu buea buem buer bueu bum- buma bumb bump bupa bupc bur- bura burb bure burm burp burr buru caaa caab caac caam caap caba cabe cabu cac- caca cacc cace cacm cacr caec caem caer caeu cama camb camc came camm camp capa capb capc cape capm capp capu cara carb carc care carm carp carr cauc caum caup cbac cbar cbbc cbca cbcc cbce cbcm cbcp cbcr cbcu cbea cbec cbee cber cbme cbpc cbpp cbre cbrm ccaa ccab ccac ccam ccap ccar ccba ccbc ccca cccb cccc cccm cccp cccu ccee ccma ccmb ccmc ccmm ccmp ccpa ccpe ccpm ccpp ccpr ccra ccrc ccre ccrp ccuc ccup ceac cear ceba cebp cebu cec- ceca cece cecm cecp ceeb ceec