-er a-a a-c aaa aac aae aag aao aap aar aas ac- aca acc ace acg aco acp acr acs aea aec aee aeg aeo aep aer aes ag- aga agc age agg ago agp agr ags aoa aoc aoe aog aoo aop aor aos ap- apa apc ape apg apo app apr aps ar- ara arc are arg aro arp arr ars as- asa asc ase asg aso asp asr ass c-- caa cac cae cag cao cap car cas cca ccc cce ccg cco ccp ccr ccs ce- cea cec cee ceg ceo cep cer ces cga cgc cge cgg cgo cgp cgr cgs co- coa coc coe cog coo cop cor cos cpa cpc cpe cpg cpo cpp cpr cps cra crc cre crg cro crp crr crs csa csc cse csg cso csp csr css eaa eac eae eag eao eap ear eas ec- eca ecc ece ecg eco ecr ecs eea eec eee eeg eeo eep eer ees ega egc ege egg ego egp egr egs eo- eoa eoc eoe eog eoo eop eor eos ep- epa epc epe epg epo epp epr eps era erc ere erg ero erp err ers es- esa esc ese esg eso esp esr ess g-p gaa gac gae gag gao gap gar gas gca gcc gce gcg gco gcp gcr gcs ge- gea gec gee geg geo gep ger ges gga ggc ggg ggo ggp ggr ggs goa goc goe gog goo gop gor gos gpa gpc gpe gpg gpo gpp gpr gps gra grc gre grg gro grp grr grs gsa gsc gse gsg gso gsp gsr gss oaa oac oae oag oao oap oar oas oc- oca occ ocg oco ocp ocr ocs oea oec oee oeg oeo oep oer oes oga ogc oge ogg ogo ogp ogs oo- ooa ooc oog ooo oop oor oos op- opa opc ope opg opo opp opr ops or- ora orc ore org oro orp orr ors os- osa osc ose osg oso osp osr oss p-p paa pac pae pag pao pap par pas pca pcc pce pcg pco pcp pcr pcs pea pec pee peg peo pep per pes pga pgc pge pgg pgo pgp pgr pgs poa poc poe pog poo pop por pos ppa ppc ppe ppg ppo ppp ppr pps pra prc pre prg pro prp prr prs ps- psa psc pse psg pso psp psr pss ra- raa rac rae rag rao rap rar ras rca rcc rce rcg rco rcp rcr rcs re- rea rec ree reg reo rep rer res rga rgc rge rgg rgo rgp rgr rgs roa roc roe rog roo rop ror ros rpa rpc rpe rpg rpo rpp rpr rps rra rrc rrg rrp rrr rrs rsa rsc rse rsg rso rsp rsr rss saa sac sae sag sao sap sar sas sca scc sce scg sco scp scr scs se- sea sec see seg seo sep ser ses sga sgc sge sgg sgo sgp sgr sgs soa soc soe sog soo sop sor sos spa spc spe spg spo spp spr sps sr- sra src sre srg sro srp srr srs ss- ssa ssc sse ssg sso ssp ssr sss

-ase -ose aaaa aaac aaae aaap aaar aaas aaca aacc aace aaco aacp aacr aacs aaea aaec aaep aaes aage aaoe aaoo aapa aapc aapo aaps aara aarc aare aaro aarp aars aasa aasc aase aass acaa acac acae acag acap acar acas acca accc acce acco accp accs ace- acea acec acer aces acga acgr acgs acoa acoe acog acop acor acos acpa acpe acpr acps acr- acra acrc acre acro acrr acrs acsa acsc acse acss aeac aeap aeas aeer aega aer- aera aerc aero aers aesc aess ag-o agac agag agao agap agar agas agca agcc agce agco agea agee agep ager ages agga agge agog agoo agos agps agra agre agro agrp agsa agsg aoca aoce aocs aopo aora aors aosp aoss apac apao apap apar apas apca apcc apco apcr apcs apea apec apeg apep aper apes apga apo- apoc apoe apoo apop apor apos appa appc appr apps apra aprc apre apro aprs apsa apse apso apss arac arae arag arap arar aras arc- arca arce arco arcs area arec aree areg areo arep ares arga arge argo args aroa aroe aroo aror aros arpa arpe arps arr- arra arrc arre arrg arro arrr arrs ars- arsa arsc arse arso asaa asac asae asag asao asap asar asas asc- asca ascc asce asco ascp ascr asea asec asee asep aser ases asge asgp asoc asog asop asor asos aspa aspc aspe aspo aspr asps asra asrc asrg asro asrs assa assc asse asso assp assr asss caaa caac caap caas cac- caca cacc cace caco cacr caec caer caes caga cage cagg cago cagr cags caor caos capa capc cape capo capp caps cara carc care caro carp carr cars casa casc case caso casp casr cass ccaa ccac ccag ccap ccar ccas ccca cccc cccp cccs ccee ccga ccgc ccgs ccoc ccpa ccpe ccpp ccpr ccps ccra ccrc ccre ccrg ccrp ccrs ccsa ccsg ccsp ccss ceac cear ceas cec- ceca cece ceco cecp cecs ceec cees cege cego ceop ceor ceos cepa cepc cepe cepo cepp cepr ceps cer- cera cerc cere cero cerp cers cesa cesc cese cesg cesp cesr cess cgac cgap cgas cgcc cgcg cger cges cggs cgro cgss coag coas coca coce coco cocp coep coes cogo cogs coop coos copa cope copg copo copp copr cops cor- cora corc core corg coro corp corr cors cosa cosc cose coso cosp coss cpaa cpac cpag cpap cpas cpca cpce cpcs cpea cpep cper cpga cpos cppa cpps cpre cprs cpsa cpsc cpso cpsr crac crag crap crar cras crca crcc crce crcr cre- crea crec cree creg creo crep cres crgs croc croe croo crop cror crpc crps crsa crsp crss csaa csac csao csar csas cscc csce csco cscr cscs csea csec csee