-ic a-a a-c a-i aaa aac aad aai aan aap aar ac- aca acc acd aci acn acp acr ad- ada adc add adi adn adp adr ai- aia aic aid aii ain aip air an- ana anc and ani ann anp anr ap- apa apc apd api apn app apr ar- ara arc ard ari arn arp arr c-- caa cac cad cai can cap car cca ccc ccd cci ccn ccp ccr cda cdc cdd cdi cdn cdp cdr ci- cia cic cid cii cin cip cir cn- cna cnc cnd cni cnn cnp cnr cpa cpc cpd cpi cpn cpp cpr cra crc crd cri crn crp crr daa dac dad dai dan dap dar dca dcc dcd dci dcn dcp dcr dda ddc ddd ddi ddn ddp ddr di- dia dic did dii din dip dir dna dnc dnd dni dnn dnp dnr dpa dpc dpd dpi dpn dpp dpr dra drc drd dri drn drp drr i-d ia- iaa iac iad iai ian iap iar ica icc icd ici icn icp icr ida idc idd idi idn idp idr iia iic iid iii iin iip iir in- ina inc ind ini inn inp inr ipa ipc ipd ipi ipn ipp ipr ir- ira irc ird iri irn irp irr n-i naa nac nad nai nan nap nar nca ncc ncd nci ncn ncp ncr nda ndc ndd ndi ndn ndp ndr nia nic nid nii nin nip nir nna nnc nni nnn nnp npa npc npd npi npn npp npr nra nrc nrd nri nrn nrp nrr p-p paa pac pad pai pan pap par pca pcc pcd pci pcn pcp pcr pda pdc pdd pdi pdn pdp pdr pia pic pid pii pin pip pir pn- pna pnc pnd pni pnn pnp pnr ppa ppc ppd ppi ppn ppp ppr pra prc prd pri prn prp prr ra- raa rac rad rai ran rap rar rca rcc rcd rci rcn rcp rcr rda rdc rdd rdi rdn rdp rdr ria ric rid rii rin rip rir rna rnc rnd rni rnn rnp rnr rpa rpc rpd rpi rpn rpp rpr rra rrc rrd rri rrn rrp rrr