-ic a-a a-c a-i aaa aac aag aai aak aan aar ac- aca acc acg aci ack acn acr ag- aga agc agg agi agk agn agr ai- aia aic aig aii aik ain air aka akc akg aki akk akn akr an- ana anc ang ani ank ann anr ar- ara arc arg ari ark arn arr c-- caa cac cag cai cak can car cca ccc ccg cci cck ccn ccr cga cgc cgg cgi cgn cgr ci- cia cic cig cii cik cin cir cka ckc cki cn- cna cnc cng cni cnn cnr cra crc crg cri crk crn crr gaa gac gag gai gak gan gar gca gcc gcg gci gck gcn gcr gga ggc ggg ggi ggn ggr gia gic gig gii gik gin gir gka gkn gna gnc gni gnn gnr gra grc grg gri grk grn grr ia- iaa iac iag iai ian iar ica icc icg ici ick icn icr iga igc igg igi igk ign igr iia iic iii iin iir ika ikc iki ikk ikr in- ina inc ing ini ink inn inr ir- ira irc irg iri irk irn irr ka- kaa kac kag kai kak kan kar kca kcc kcg kci kck kcn kcr kga kgc kgi kia kic kig kii kik kin kir kkc kki kkk kkn kkr kn- kna knc kng kni knk knn knr kra krc krg kri krk krn krr n-i naa nac nag nai nak nan nar nca ncc ncg nci nck ncn ncr nga ngc ngg ngi ngk ngn nia nic nig nii nik nin nir nka nkc nki nkk nkn nkr nna nnc nng nni nnk nnn nra nrc nrg nri nrk nrn nrr ra- raa rac rag rai rak ran rar rca rcc rcg rci rcn rcr rga rgc rgg rgi rgk rgn rgr ria ric rig rii rik rin rir rkc rkg rkk rna rnc rng rni rnn rnr rra rrc rrg rri rrk rrn rrr