-ic a-a a-c a-i aaa aac aai aak aan aao aar ac- aca acc aci ack acn aco acr ai- aia aic aii aik ain aio air aka akc aki akk akn ako akr an- ana anc ani ank ann ano anr aoa aoc aoi aok aon aoo aor ar- ara arc ari ark arn aro arr c-- caa cac cai cak can cao car cca ccc cci cck ccn cco ccr ci- cia cic cii cik cin cio cir cka ckc cki cko cn- cna cnc cni cnn cno cnr co- coa coc coi cok con coo cor cra crc cri crk crn cro crr ia- iaa iac iai ian iao iar ica icc ici ick icn ico icr iia iic iii iin iio iir ika ikc iki ikk iko ikr in- ina inc ini ink inn ino inr io- ioa ioc ioi ion ioo ior ir- ira irc iri irk irn iro irr ka- kaa kac kai kak kan kao kar kca kcc kci kck kcn kcr kia kic kii kik kin kio kir kkc kki kkk kkn kkr kn- kna knc kni knk knn kno knr koa koc koi kok kon koo kor kra krc kri krk krn kro krr n-i naa nac nai nak nan nao nar nca ncc nci nck ncn nco ncr nia nic nii nik nin nio nir nka nkc nki nkk nkn nko nkr nna nnc nni nnk nnn nno no- noa noc noi nok non noo nor nra nrc nri nrk nrn nro nrr o-i oaa oac oai oak oan oao oar oc- oca occ oci ock ocn oco ocr oia oic oii oik oin oio oir oka okc oki okk oko okr on- ona onc oni onk onn ono onr oo- ooa ooc ooi ook oon ooo oor or- ora orc ori ork orn oro orr ra- raa rac rai rak ran rao rar rca rcc rci rcn rco rcr ria ric rii rik rin rio rir rkc rkk rko rna rnc rni rnn rno rnr roa roc roi rok ron roo ror rra rrc rri rrk rrn rrr