-er -ic a-a a-c a-i aaa aac aae aag aai aak aam aan aar ac- aca acc ace acg aci ack acm acn acr aea aec aee aeg aei aek aem aen aer ag- aga agc age agg agi agk agm agn agr ai- aia aic aie aig aii aik aim ain air aka akc ake akg aki akk akm akn akr ama amc ame amg ami amk amm amn amr an- ana anc ane ang ani ank anm ann anr ar- ara arc are arg ari ark arm arn arr c-- caa cac cae cag cai cak cam can car cca ccc cce ccg cci cck ccm ccn ccr ce- cea cec cee ceg cei cek cem cen cer cga cgc cge cgg cgi cgm cgn cgr ci- cia cic cie cig cii cik cim cin cir cka ckc cki ckm cma cmc cme cmg cmi cmk cmm cmn cmr cn- cna cnc cne cng cni cnm cnn cnr cra crc cre crg cri crk crm crn crr eaa eac eae eag eai eak eam ean ear ec- eca ecc ece ecg eci eck ecm ecn ecr eea eec eee eeg eek eem een eer ega egc ege egg egi egm egn egr eia eic eie eig eii eik eim ein eir eka ekc eke ekg eki ekr em- ema emc eme emg emi emk emm emn emr en- ena enc ene eng eni enk enm enn enr era erc ere erg eri erk erm ern err gaa gac gae gag gai gak gam gan gar gca gcc gce gcg gci gck gcm gcn gcr ge- gea gec gee geg gei gek gem gen ger gga ggc ggg ggi ggm ggn ggr gia gic gie gig gii gik gim gin gir gka gkm gkn gma gmc gme gmg gmi gmm gmn gmr gna gnc gne gni gnm gnn gnr gra grc gre grg gri grk grm grn grr ia- iaa iac iae iag iai iam ian iar ica icc ice icg ici ick icm icn icr ie- iea iec iee ieg iei iek iem ien ier iga igc ige igg igi igk igm ign igr iia iic iie iii iim iin iir ika ikc ike iki ikk ikr im- ima imc ime img imi imm imn in- ina inc ine ing ini ink inm inn inr ir- ira irc ire irg iri irk irm irn irr ka- kaa kac kae kag kai kak kam kan kar kca kcc kce kcg kci kck kcm kcn kcr ke- kea kec kee keg kei kek kem ken ker kga kgc kgi kgm kia kic kie kig kii kik kim kin kir kkc kke kki kkk kkm kkn kkr kma kmc kme kmg kmi kmk kmm kn- kna knc kne kng kni knk knm knn knr kra krc krg kri krk krn krr m-r maa mac mae mag mai mak mam man mar mc- mca mcc mce mcg mci mck mcm mcn mcr mea mec mee meg mei mek mem men mer mga mgc mge mgi mgk mgm mgn mgr mi- mia mic mie mig mii mik mim min mir mka mkc mke mkg mkk mkm mkn mkr mma mmc mme mmg mmi mmk mmm mmn mmr mna mnc mne mng mni mnk mnm mnn mnr mra mrc mre mrg mri mrk mrm mrn mrr n-i naa nac nae nag nai nak nam nan nar nca ncc nce ncg nci nck ncm ncn ncr ne- nea nec nee neg nei nek nem nen ner nga ngc nge ngg ngi ngk ngm ngn nia nic nie nig nii nik nim nin nir nka nkc nke nki nkk nkm nkn nkr nma nmc nme nmg nmi nmk nmm nmn nmr nna nnc nne nng nni nnk nnm nnn nra nrc nre nrg nri nrk nrm nrn nrr ra- raa rac rae rag rai rak ram ran rar rca rcc rce rcg rci rcm rcn rcr re- rea rec ree reg rei rek rem ren rer rga rgc rge rgg rgi rgk rgn rgr ria ric rie rig rii rik rim rin rir rkc rke rkg rkk rkm rma rmc rme rmg rmi rmm rmn rmr rna rnc rng rni rnm rnn rnr rra rrc rrg rri rrk rrm rrn rrr