-er a-a a-c aaa aac aae aag aah aak aam aan aar ac- aca acc ace acg ach ack acm acn acr aea aec aee aeg aeh aek aem aen aer ag- aga agc age agg agh agk agm agn agr aha ahc ahe ahg ahh ahk ahm ahn ahr aka akc ake akg akh akk akm akn akr ama amc ame amg amh amk amm amn amr an- ana anc ane ang anh ank anm ann anr ar- ara arc are arg arh ark arm arn arr c-- caa cac cae cag cah cak cam can car cca ccc cce ccg cch cck ccm ccn ccr ce- cea cec cee ceg ceh cek cem cen cer cga cgc cge cgg cgh cgm cgn cgr ch- cha chc che chg chh chk chm chn chr cka ckc ckh ckm cma cmc cme cmg cmh cmk cmm cmn cmr cn- cna cnc cne cng cnh cnm cnn cnr cra crc cre crg crh crk crm crn crr eaa eac eae eag eah eak eam ean ear ec- eca ecc ece ecg ech eck ecm ecn ecr eea eec eee eeg eek eem een eer ega egc ege egg egh egm egn egr eha ehc ehe ehg ehh ehm ehn ehr eka ekc eke ekg ekh ekr em- ema emc eme emg emh emk emm emn emr en- ena enc ene eng enh enk enm enn enr era erc ere erg erh erk erm ern err gaa gac gae gag gah gak gam gan gar gca gcc gce gcg gch gck gcm gcn gcr ge- gea gec gee geg geh gek gem gen ger gga ggc ggg ggh ggm ggn ggr gha ghc ghe ghg ghh ghn ghr gka gkh gkm gkn gma gmc gme gmg gmh gmm gmn gmr gna gnc gne gnm gnn gnr gra grc gre grg grh grk grm grn grr haa hac hae hag hah hak ham han har hca hcc hce hcg hch hck hcm hcn hcr he- hea hec hee heg heh hek hem hen her hga hgc hge hgg hgh hgk hgm hgn hgr hha hhc hhe hhg hhh hhk hhm hhn hhr hka hkg hkh hkk hkm hkn hkr hma hmc hme hmg hmh hmk hmm hmr hna hnc hne hng hnh hnk hnn hr- hra hrc hre hrg hrh hrk hrm hrn hrr ka- kaa kac kae kag kah kak kam kan kar kca kcc kce kcg kch kck kcm kcn kcr ke- kea kec kee keg keh kek kem ken ker kga kgc kgh kgm kha khe khh khk khm khn khr kkc kke kkh kkk kkm kkn kkr kma kmc kme kmg kmh kmk kmm kn- kna knc kne kng knk knm knn knr kra krc krg krk krn krr m-r maa mac mae mag mah mak mam man mar mc- mca mcc mce mcg mch mck mcm mcn mcr mea mec mee meg meh mek mem men mer mga mgc mge mgh mgk mgm mgn mgr mha mhc mhg mhh mhk mhm mhn mhr mka mkc mke mkg mkh mkk mkm mkn mkr mma mmc mme mmg mmh mmk mmm mmn mmr mna mnc mne mng mnk mnm mnn mnr mra mrc mre mrg mrh mrk mrm mrn mrr naa nac nae nag nah nak nam nan nar nca ncc nce ncg nch nck ncm ncn ncr ne- nea nec nee neg neh nek nem nen ner nga ngc nge ngg ngh ngk ngm ngn nha nhc nhe nhg nhh nhk nhm nhn nhr nka nkc nke nkk nkm nkn nkr nma nmc nme nmg nmh nmk nmm nmn nmr nna nnc nne nng nnh nnk nnm nnn nra nrc nre nrg nrk nrm nrn nrr ra- raa rac rae rag rah rak ram ran rar rca rcc rce rcg rch rcm rcn rcr re- rea rec ree reg reh rek rem ren rer rga rgc rge rgg rgh rgk rgn rgr rh- rha rhc rhe rhg rhh rhm rhn rhr rkc rke rkg rkk rkm rma rmc rme rmg rmh rmm rmn rmr rna rnc rng rnh rnm rnn rnr rra rrc rrg rrh rrk rrm rrn rrr