-er -ic a-a a-c a-i aaa aac aae aai aan aao aar aas aau ac- aca acc ace aci acn aco acr acs acu aea aec aee aei aen aeo aer aes aeu ai- aia aic aie aii ain aio air ais aiu an- ana anc ane ani ann ano anr ans anu aoa aoc aoe aoi aon aoo aor aos aou ar- ara arc are ari arn aro arr ars aru as- asa asc ase asi asn aso asr ass asu au- aua auc aue aui aun auo aur aus c-- caa cac cae cai can cao car cas cau cca ccc cce cci ccn cco ccr ccs ccu ce- cea cec cee cei cen ceo cer ces ceu ci- cia cic cie cii cin cio cir cis ciu cn- cna cnc cne cni cnn cno cnr cns cnu co- coa coc coe coi con coo cor cos cou cra crc cre cri crn cro crr crs cru csa csc cse csi csn cso csr css csu cua cuc cue cui cun cuo cur cus cuu eaa eac eae eai ean eao ear eas eau ec- eca ecc ece eci ecn eco ecr ecs ecu eea eec eee een eeo eer ees eia eic eie eii ein eio eir eis eiu en- ena enc ene eni enn eno enr ens enu eo- eoa eoc eoe eoi eon eoo eor eos eou era erc ere eri ern ero err ers eru es- esa esc ese esi esn eso esr ess esu eu- eua euc eue eui eun eur eus ia- iaa iac iae iai ian iao iar ias iau ica icc ice ici icn ico icr ics icu ie- iea iec iee iei ien ier ies iia iic iie iii iin iio iir iis iiu in- ina inc ine ini inn ino inr ins inu io- ioa ioc ioe ioi ion ioo ior ios iou ir- ira irc ire iri irn iro irr irs iru is- isa isc ise isi isn iso isr iss isu iu- iua iuc iue iui iur ius n-i naa nac nae nai nan nao nar nas nau nca ncc nce nci ncn nco ncr ncs ncu ne- nea nec nee nei nen neo ner nes neu nia nic nie nii nin nio nir nis niu nna nnc nne nni nnn nno nns nnu no- noa noc noe noi non noo nor nos nou nra nrc nre nri nrn nro nrr nrs nru nsa nsc nse nsi nsn nso nsr nss nsu nua nuc nue nui nun nuo nur nus nuu o-i oaa oac oae oai oan oao oar oas oau oc- oca occ oci ocn oco ocr ocs ocu oea oec oee oei oen oeo oer oes oia oic oie oii oin oio oir ois oiu on- ona onc one oni onn ono onr ons onu oo- ooa ooc ooi oon ooo oor oos or- ora orc ore ori orn oro orr ors oru os- osa osc ose osi osn oso osr oss osu ou- oua ouc oue oui oun ouo our ous ra- raa rac rae rai ran rao rar ras rau rca rcc rce rci rcn rco rcr rcs rcu re- rea rec ree rei ren reo rer res reu ria ric rie rii rin rio rir ris rna rnc rni rnn rno rnr rns rnu roa roc roe roi ron roo ror ros rou rra rrc rri rrn rrr rrs rru rsa rsc rse rsi rsn rso rsr rss rsu rua ruc rue rui run ruo rur rus ruu saa sac sae sai san sao sar sas sau sca scc sce sci scn sco scr scs scu se- sea sec see sei sen seo ser ses seu sia sic sie sii sin sio sir sis siu sna snc sne sni snn sno snr sns snu soa soc soe soi son soo sor sos sou sr- sra src sre sri srn sro srr srs ss- ssa ssc sse ssi ssn sso ssr sss ssu sua suc sue sui sun suo sur sus suu ua- uaa uac uae uai uan uao uar uas uau uca ucc uce uci ucn uco ucr ucs ucu uea uec uee uei uen uer ues uia uic uie uii uin uio uir uis uiu un- una unc une uni unn uno unr uns unu uoa uoc uoe uon uoo uor uos ur- ura urc ure uri urn uro urr urs uru usa usc use usi usn uso usr uss usu uua uuc uue uun uur uus uuu