-ic a-a a-c a-i aaa aac aai aan aar aas aau ac- aca acc aci acn acr acs acu ai- aia aic aii ain air ais aiu an- ana anc ani ann anr ans anu ar- ara arc ari arn arr ars aru as- asa asc asi asn asr ass asu au- aua auc aui aun aur aus c-- caa cac cai can car cas cau cca ccc cci ccn ccr ccs ccu ci- cia cic cii cin cir cis ciu cn- cna cnc cni cnn cnr cns cnu cra crc cri crn crr crs cru csa csc csi csn csr css csu cua cuc cui cun cur cus cuu ia- iaa iac iai ian iar ias iau ica icc ici icn icr ics icu iia iic iii iin iir iis iiu in- ina inc ini inn inr ins inu ir- ira irc iri irn irr irs iru is- isa isc isi isn isr iss isu iu- iua iuc iui iur ius n-i naa nac nai nan nar nas nau nca ncc nci ncn ncr ncs ncu nia nic nii nin nir nis niu nna nnc nni nnn nns nnu nra nrc nri nrn nrr nrs nru nsa nsc nsi nsn nsr nss nsu nua nuc nui nun nur nus nuu ra- raa rac rai ran rar ras rau rca rcc rci rcn rcr rcs rcu ria ric rii rin rir ris rna rnc rni rnn rnr rns rnu rra rrc rri rrn rrr rrs rru rsa rsc rsi rsn rsr rss rsu rua ruc rui run rur rus ruu saa sac sai san sar sas sau sca scc sci scn scr scs scu sia sic sii sin sir sis siu sna snc sni snn snr sns snu sr- sra src sri srn srr srs ss- ssa ssc ssi ssn ssr sss ssu sua suc sui sun sur sus suu ua- uaa uac uai uan uar uas uau uca ucc uci ucn ucr ucs ucu uia uic uii uin uir uis uiu un- una unc uni unn unr uns unu ur- ura urc uri urn urr urs uru usa usc usi usn usr uss usu uua uuc uun uur uus uuu