-er a-a a-c aaa aac aae aag aah aam aan aao aar ac- aca acc ace acg ach acm acn aco acr aea aec aee aeg aeh aem aen aeo aer ag- aga agc age agg agh agm agn ago agr aha ahc ahe ahg ahh ahm ahn aho ahr ama amc ame amg amh amm amn amo amr an- ana anc ane ang anh anm ann ano anr aoa aoc aoe aog aoh aom aon aoo aor ar- ara arc are arg arh arm arn aro arr c-- caa cac cae cag cah cam can cao car cca ccc cce ccg cch ccm ccn cco ccr ce- cea cec cee ceg ceh cem cen ceo cer cga cgc cge cgg cgh cgm cgn cgo cgr ch- cha chc che chg chh chm chn cho chr cma cmc cme cmg cmh cmm cmn cmo cmr cn- cna cnc cne cng cnh cnm cnn cno cnr co- coa coc coe cog coh com con coo cor cra crc cre crg crh crm crn cro crr eaa eac eae eag eah eam ean eao ear ec- eca ecc ece ecg ech ecm ecn eco ecr eea eec eee eeg eem een eeo eer ega egc ege egg egh egm egn ego egr eha ehc ehe ehg ehh ehm ehn eho ehr em- ema emc eme emg emh emm emn emo emr en- ena enc ene eng enh enm enn eno enr eo- eoa eoc eoe eog eoh eom eon eoo eor era erc ere erg erh erm ern ero err gaa gac gae gag gah gam gan gao gar gca gcc gce gcg gch gcm gcn gco gcr ge- gea gec gee geg geh gem gen geo ger gga ggc ggg ggh ggm ggn ggo ggr gha ghc ghe ghg ghh ghn gho ghr gma gmc gme gmg gmh gmm gmn gmo gmr gna gnc gne gnm gnn gno gnr goa goc goe gog goh gom gon goo gor gra grc gre grg grh grm grn gro grr haa hac hae hag hah ham han hao har hca hcc hce hcg hch hcm hcn hco hcr he- hea hec hee heg heh hem hen heo her hga hgc hge hgg hgh hgm hgn hgo hgr hha hhc hhe hhg hhh hhm hhn hho hhr hma hmc hme hmg hmh hmm hmo hmr hna hnc hne hng hnh hnn hno hoa hoc hoe hog hoh hom hon hoo hor hr- hra hrc hre hrg hrh hrm hrn hro hrr m-o m-r maa mac mae mag mah mam man mao mar mc- mca mcc mce mcg mch mcm mcn mco mcr mea mec mee meg meh mem men meo mer mga mgc mge mgh mgm mgn mgo mgr mha mhc mhg mhh mhm mhn mho mhr mma mmc mme mmg mmh mmm mmn mmo mmr mna mnc mne mng mnm mnn mno mnr moa moc moe mog moh mom mon moo mor mra mrc mre mrg mrh mrm mrn mro mrr naa nac nae nag nah nam nan nao nar nca ncc nce ncg nch ncm ncn nco ncr ne- nea nec nee neg neh nem nen neo ner nga ngc nge ngg ngh ngm ngn ngo nha nhc nhe nhg nhh nhm nhn nhr nma nmc nme nmg nmh nmm nmn nmo nmr nna nnc nne nng nnh nnm nnn nno no- noa noc noe nog noh nom non noo nor nra nrc nre nrg nrm nrn nro nrr oaa oac oae oag oah oam oan oao oar oc- oca occ ocg och ocm ocn oco ocr oea oec oee oeg oeh oem oen oeo oer oga ogc oge ogg ogh ogn ogo oha ohc ohe ohg ohh ohm ohn oho ohr om- oma omc ome omg omh omm omn omo omr on- ona onc one ong onh onn ono onr oo- ooa ooc oog ooh oom oon ooo oor or- ora orc ore org orh orm orn oro orr ra- raa rac rae rag rah ram ran rao rar rca rcc rce rcg rch rcm rcn rco rcr re- rea rec ree reg reh rem ren reo rer rga rgc rge rgg rgh rgn rgo rgr rh- rha rhc rhe rhg rhh rhm rhn rho rhr rma rmc rme rmg rmh rmm rmn rmo rmr rna rnc rng rnh rnm rnn rno rnr roa roc roe rog roh rom ron roo ror rra rrc rrg rrh rrm rrn rrr