-ic a-a a-c a-i aaa aac aad aag aai aak aar ac- aca acc acd acg aci ack acr ad- ada adc add adg adi adk adr ag- aga agc agd agg agi agk agr ai- aia aic aid aig aii aik air aka akc akd akg aki akk akr ar- ara arc ard arg ari ark arr c-- caa cac cad cag cai cak car cca ccc ccd ccg cci cck ccr cda cdc cdd cdg cdi cdk cdr cga cgc cgd cgg cgi cgr ci- cia cic cid cig cii cik cir cka ckc ckd cki cra crc crd crg cri crk crr daa dac dad dag dai dak dar dca dcc dcd dcg dci dck dcr dda ddc ddd ddg ddi ddk ddr dga dgc dgd dgg dgi dgk dgr di- dia dic did dig dii dik dir dka dkc dkg dki dkk dkr dra drc drd drg dri drk drr g-d gaa gac gad gag gai gak gar gca gcc gcd gcg gci gck gcr gda gdc gdd gdi gdk gdr gga ggc ggd ggg ggi ggr gia gic gid gig gii gik gir gka gkd gra grc grd grg gri grk grr i-d ia- iaa iac iad iag iai iar ica icc icd icg ici ick icr ida idc idd idg idi idk idr iga igc igd igg igi igk igr iia iic iid iii iir ika ikc iki ikk ikr ir- ira irc ird irg iri irk irr ka- kaa kac kad kag kai kak kar kca kcc kcd kcg kci kck kcr kda kdc kdg kdk kdr kga kgc kgd kgi kia kic kid kig kii kik kir kkc kki kkk kkr kra krc krd krg kri krk krr ra- raa rac rad rag rai rak rar rca rcc rcd rcg rci rcr rda rdc rdd rdg rdi rdr rga rgc rgd rgg rgi rgk rgr ria ric rid rig rii rik rir rkc rkg rkk rra rrc rrd rrg rri rrk rrr