-ic a-a a-c a-i aaa aac aaf aag aai aak aan ac- aca acc acf acg aci ack acn af- afa afc aff afg afi afk afn ag- aga agc agf agg agi agk agn ai- aia aic aif aig aii aik ain aka akc akg aki akk akn an- ana anc anf ang ani ank ann c-- caa cac caf cag cai cak can cca ccc ccf ccg cci cck ccn cfa cfc cff cfg cfi cfk cfn cga cgc cgg cgi cgn ci- cia cic cif cig cii cik cin cka ckc cki cn- cna cnc cnf cng cni cnn faa fac faf fag fai fak fan fca fcc fcf fcg fci fck fcn ffa ffc fff ffg ffi ffk ffn fga fgc fgf fgg fgi fgn fia fic fif fig fii fik fin fka fkc fkf fkg fki fkk fna fnc fnf fng fni fnk fnn gaa gac gaf gag gai gak gan gca gcc gcf gcg gci gck gcn gfa gfc gff gfi gfk gga ggc ggg ggi ggn gia gic gif gig gii gik gin gka gkn gna gnc gnf gni gnn i-f ia- iaa iac iaf iag iai ian ica icc icf icg ici ick icn ifa ifc iff ifg ifi ifn iga igc igf igg igi igk ign iia iic iif iii iin ika ikc ikf iki ikk in- ina inc inf ing ini ink inn ka- kaa kac kaf kag kai kak kan kca kcc kcg kci kck kcn kfa kfc kff kfg kfi kga kgc kgf kgi kia kic kif kig kii kik kin kkc kki kkk kkn kn- kna knc knf kng kni knk knn n-i naa nac naf nag nai nak nan nca ncc ncf ncg nci nck ncn nfa nfc nff nfi nfk nfn nga ngc ngf ngg ngi ngk ngn nia nic nif nig nii nik nin nka nkc nkf nki nkk nkn nna nnc nnf nng nni nnk nnn