-er a-a a-b a-c aaa aab aac aae aao aap aar aas ab- aba abb abc abe abo abp abr abs ac- aca acb acc ace aco acp acr acs aea aeb aec aee aeo aep aer aes aoa aob aoc aoe aoo aop aor aos ap- apa apb apc ape apo app apr aps ar- ara arb arc are aro arp arr ars as- asa asb asc ase aso asp asr ass b-p baa bab bac bae bao bap bar bas bba bbb bbc bbe bbo bbp bbr bbs bca bcb bcc bce bco bcp bcr bcs be- bea beb bec bee beo bep ber bes boa bob boc boe boo bop bor bos bpa bpb bpc bpe bpo bpp bpr bps bra brb bre bro brp brr brs bsa bsb bsc bse bso bsp bsr bss c-- caa cab cac cae cao cap car cas cba cbb cbc cbe cbo cbp cbr cbs cca ccb ccc cce cco ccp ccr ccs ce- cea ceb cec cee ceo cep cer ces co- coa cob coc coe coo cop cor cos cpa cpb cpc cpe cpo cpp cpr cps cra crb crc cre cro crp crr crs csa csb csc cse cso csp csr css eaa eab eac eae eao eap ear eas eba ebb ebc ebe ebo ebp ebr ebs ec- eca ecb ecc ece eco ecr ecs eea eeb eec eee eeo eep eer ees eo- eoa eob eoc eoe eoo eop eor eos ep- epa epb epc epe epo epp epr eps era erb erc ere ero erp err ers es- esa esb esc ese eso esp esr ess oaa oab oac oae oao oap oar oas ob- oba obb obc obe obo obp obr obs oc- oca ocb occ oco ocp ocr ocs oea oeb oec oee oeo oep oer oes oo- ooa oob ooc ooo oop oor oos op- opa opb opc ope opo opp opr ops or- ora orb orc ore oro orp orr ors os- osa osb osc ose oso osp osr oss p-p paa pab pac pae pao pap par pas pba pbb pbc pbe pbo pbp pbr pbs pca pcb pcc pce pco pcp pcr pcs pea peb pec pee peo pep per pes poa pob poc poe poo pop por pos ppa ppb ppc ppe ppo ppp ppr pps pra prb prc pre pro prp prr prs ps- psa psb psc pse pso psp psr pss ra- raa rab rac rae rao rap rar ras rba rbb rbc rbe rbo rbp rbr rbs rca rcb rcc rce rco rcp rcr rcs re- rea reb rec ree reo rep rer res roa rob roc roe roo rop ror ros rpa rpb rpc rpe rpo rpp rpr rps rra rrb rrc rrp rrr rrs rsa rsb rsc rse rso rsp rsr rss saa sab sac sae sao sap sar sas sba sbb sbc sbe sbo sbp sbr sbs sca scb scc sce sco scp scr scs se- sea seb sec see seo sep ser ses soa sob soc soe soo sop sor sos spa spb spc spe spo spp spr sps sr- sra srb src sre sro srp srr srs ss- ssa ssb ssc sse sso ssp ssr sss

-ase -ose a-be aaaa aaab aaac aaae aaap aaar aaas aaba aabb aabc aabp aaca aacb aacc aace aaco aacp aacr aacs aaea aaec aaep aaes aaoe aaoo aapa aapc aapo aaps aara aarc aare aaro aarp aars aasa aasc aase aass abaa abab abac abae abap abar abas abb- abba abbb abbe abbo abbr abbs abca abcb abcc abcp abcr abcs abec abee aber abes aboa abob aboo abor abos abpa abpc abpp abpr abps abra abrc abro abrs abs- absa abse absp abss acaa acab acac acae acap acar acas acba acca accc acce acco accp accs ace- acea acec acer aces acoa acoe acop acor acos acpa acpe acpr acps acr- acra acrc acre acro acrr acrs acsa acsc acse acss aeac aeap aeas aebs aecb aeer aer- aera aerc aero aers aesc aess aoba aoca aoce aocs aopo aora aorb aors aosp aoss apac apao apap apar apas apba apbr apbs apca apcb apcc apco apcr apcs apea apec apep aper apes apo- apoc apoe apoo apop apor apos appa appc appr apps apra aprc apre apro aprs apsa apse apso apss arab arac arae arap arar aras arba arbe arbs arc- arca arce arco arcs area arec aree areo arep ares aroa arob aroe aroo aror aros arpa arpe arps arr- arra arrc arre arro arrr arrs ars- arsa arsc arse arso asaa asab asac asae asao asap asar asas asba asbo asc- asca ascb ascc asce asco ascp ascr asea asec asee asep aser ases asob asoc asop asor asos aspa aspc aspe aspo aspr asps asra asrc asro asrs assa assc asse asso assp assr asss baaa baar baas baba babb babe babo babr babs bac- baca bacc bace baco bacs baer baes baos bapa bapc bape bapp baps bar- bara barb barc bare baro barr bars basa basc base baso bass bbas bbbb bbbs bbeb bbpr bbrc bcaa bcap bcar bcas bcbc bcbp bcbs bcca bccc bccs bcec bcer bces bcor bcos bcpp bcps bcra bcrs bcsa bcsc bcss beap bear beas beba bebb bebe bebo beca becs beeb beep beer bees beo- beor beos bepo bera berc bere bero berr bers bes- besa bese beso bess boab boac boar boas boba bobb bobe bobo bobs boca boce boco bocs boea boec boee boeo boep boer boes boob booc booe boop boor boos bopa bope bopp bops bor- bora bore boro borr bors bosa bosc bose boso boss bpcp bpea bpoe bprc bpsa brab brac brae brao bras brca brcb brce brea breb brec bree breo brep brer bres broa brob broc broe broo bror bros brrr brrs brsb brsr bsaa bsac bsap bsas bscp bscs bsea bseb bsec bsee bser bses bsos bspp bspr bsra bssc bsse c-bo caaa caab caac caap caas caba