-ic a-a a-c a-i aaa aac aad aai aak aan aao aar ac- aca acc acd aci ack acn aco acr ad- ada adc add adi adk adn ado adr ai- aia aic aid aii aik ain aio air aka akc akd aki akk akn ako akr an- ana anc and ani ank ann ano anr aoa aoc aod aoi aok aon aoo aor ar- ara arc ard ari ark arn aro arr c-- caa cac cad cai cak can cao car cca ccc ccd cci cck ccn cco ccr cda cdc cdd cdi cdk cdn cdo cdr ci- cia cic cid cii cik cin cio cir cka ckc ckd cki cko cn- cna cnc cnd cni cnn cno cnr co- coa coc cod coi cok con coo cor cra crc crd cri crk crn cro crr daa dac dad dai dak dan dao dar dca dcc dcd dci dck dcn dco dcr dda ddc ddd ddi ddk ddn ddo ddr di- dia dic did dii dik din dio dir dka dkc dki dkk dko dkr dna dnc dnd dni dnk dnn dno dnr doa doc dod doi dok don doo dor dra drc drd dri drk drn dro drr i-d ia- iaa iac iad iai ian iao iar ica icc icd ici ick icn ico icr ida idc idd idi idk idn ido idr iia iic iid iii iin iio iir ika ikc iki ikk iko ikr in- ina inc ind ini ink inn ino inr io- ioa ioc iod ioi ion ioo ior ir- ira irc ird iri irk irn iro irr ka- kaa kac kad kai kak kan kao kar kca kcc kcd kci kck kcn kcr kda kdc kdk kdo kdr kia kic kid kii kik kin kio kir kkc kki kkk kkn kkr kn- kna knc knd kni knk knn kno knr koa koc kod koi kok kon koo kor kra krc krd kri krk krn kro krr n-i naa nac nad nai nak nan nao nar nca ncc ncd nci nck ncn nco ncr nda ndc ndd ndi ndk ndn ndo ndr nia nic nid nii nik nin nio nir nka nkc nki nkk nkn nko nkr nna nnc nni nnk nnn nno no- noa noc nod noi nok non noo nor nra nrc nrd nri nrk nrn nro nrr o-i oaa oac oad oai oak oan oao oar oc- oca occ ocd oci ock ocn oco ocr oda odc odd odi odn odo odr oia oic oid oii oik oin oio oir oka okc okd oki okk oko okr on- ona onc ond oni onk onn ono onr oo- ooa ooc ood ooi ook oon ooo oor or- ora orc ord ori ork orn oro orr ra- raa rac rad rai rak ran rao rar rca rcc rcd rci rcn rco rcr rda rdc rdd rdi rdn rdo rdr ria ric rid rii rik rin rio rir rkc rkk rko rna rnc rnd rni rnn rno rnr roa roc rod roi rok ron roo ror rra rrc rrd rri rrk rrn rrr