-ic -ji a-a a-c a-i aaa aac aag aai aaj aak aan aar ac- aca acc acg aci acj ack acn acr ag- aga agc agg agi agj agk agn agr ai- aia aic aig aii aik ain air aja ajc aji ajj ajk ajn ajr aka akc akg aki akj akk akn akr an- ana anc ang ani anj ank ann anr ar- ara arc arg ari arj ark arn arr c-- c-j caa cac cag cai caj cak can car cca ccc ccg cci ccj cck ccn ccr cga cgc cgg cgi cgn cgr ci- cia cic cig cii cij cik cin cir cja cjc cjg cjk cjr cka ckc cki cn- cna cnc cng cni cnj cnn cnr cra crc crg cri crj crk crn crr gaa gac gag gai gaj gak gan gar gca gcc gcg gci gck gcn gcr gga ggc ggg ggi ggj ggn ggr gia gic gig gii gij gik gin gir gja gjc gjg gjr gka gkn gna gnc gni gnn gnr gra grc grg gri grj grk grn grr ia- iaa iac iag iai ian iar ica icc icg ici icj ick icn icr iga igc igg igi igk ign igr iia iic iii iij iin iir ija ijc ijg iji ijk ijn ika ikc iki ikk ikr in- ina inc ing ini inj ink inn inr ir- ira irc irg iri irj irk irn irr j-i jaa jac jag jai jaj jak jan jar jca jcc jci jck jcr jga jgi jgn jgr jia jic jig jii jij jin jir jja jjc jjg jjj jjk jjr jka jkk jkn jkr jna jnc jng jnj jnn jnr jra jrc jrg jri jrk jrn jrr ka- kaa kac kag kai kaj kak kan kar kca kcc kcg kci kck kcn kcr kga kgc kgi kia kic kig kii kij kik kin kir kjc kji kjr 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 naj nak nan nar nca ncc ncg nci nck ncn ncr nga ngc ngg ngi ngj ngk ngn nia nic nig nii nik nin nir nja njc njk njn nka nkc nki nkj nkk nkn nkr nna nnc nng nni nnk nnn nra nrc nrg nri nrj nrk nrn nrr ra- raa rac rag rai raj rak ran rar rca rcc rcg rci rcj rcn rcr rga rgc rgg rgi rgk rgn rgr ria ric rig rii rik rin rir rja rjc rjg rjk rjr rkc rkg rkk rna rnc rng rni rnn rnr rra rrc rrg rri rrk rrn rrr