-er -ic a-a a-c a-i aaa aac aad aae aaf aai aam aao aar ac- aca acc acd ace acf aci acm aco acr ad- ada adc add ade adf adi adm ado adr aea aec aed aee aef aei aem aeo aer af- afa afc afd afe aff afi afm afo afr ai- aia aic aid aie aif aii aim aio air ama amc amd ame amf ami amm amo amr aoa aoc aod aoe aof aoi aom aoo aor ar- ara arc ard are arf ari arm aro arr c-- caa cac cad cae caf cai cam cao car cca ccc ccd cce ccf cci ccm cco ccr cda cdc cdd cde cdf cdi cdm cdo cdr ce- cea cec ced cee cef cei cem ceo cer cfa cfc cfd cfe cff cfi cfm cfo cfr ci- cia cic cid cie cif cii cim cio cir cma cmc cmd cme cmf cmi cmm cmo cmr co- coa coc cod coe cof coi com coo cor cra crc crd cre crf cri crm cro crr daa dac dad dae daf dai dam dao dar dca dcc dcd dce dcf dci dcm dco dcr dda ddc ddd dde ddf ddi ddm ddo ddr de- dea dec ded dee def dei dem deo der dfa dfc dfd dfe dff dfi dfm dfo dfr di- dia dic did die dif dii dim dio dir dma dmc dmd dme dmf dmi dmm dmo dmr doa doc dod doe dof doi dom doo dor dra drc drd dre dri drm dro drr eaa eac ead eae eaf eai eam eao ear ec- eca ecc ecd ece ecf eci ecm eco ecr ed- eda edc edd ede edf edi edm edo edr eea eec eed eee eef eem eeo eer ef- efa efc efd efe eff efi efm efo efr eia eic eid eie eif eii eim eio eir em- ema emc emd eme emf emi emm emo emr eo- eoa eoc eod eoe eof eoi eom eoo eor era erc erd ere erf eri erm ero err faa fac fad fae faf fai fam fao far fca fcc fcd fce fcf fci fcm fco fcr fda fdc fdd fde fdf fdi fdm fdo fdr fea fec fed fee fef fei fem feo fer ffa ffc ffd ffe fff ffi ffm ffo ffr fia fic fid fie fif fii fim fir fma fmc fmd fme fmf fmi fmm fmo fmr foa foc foe fof foi fom foo for fra frc frd fre frf fri frm fro frr i-d i-f ia- iaa iac iad iae iaf iai iam iao iar ica icc icd ice icf ici icm ico icr ida idc idd ide idf idi idm ido idr ie- iea iec ied iee ief iei iem ier ifa ifc ifd ife iff ifi ifm ifo ifr iia iic iid iie iif iii iim iio iir im- ima imc imd ime imf imi imm imo io- ioa ioc iod ioe iof ioi iom ioo ior ir- ira irc ird ire irf iri irm iro irr m-f m-o m-r maa mac mad mae maf mai mam mao mar mc- mca mcc mcd mce mcf mci mcm mco mcr mda mdc mdd mde mdf mdi mdm mdo mdr mea mec med mee mef mei mem meo mer mfa mfc mfd mfe mff mfi mfm mfo mfr mi- mia mic mid mie mif mii mim mio mir mma mmc mmd mme mmf mmi mmm mmo mmr moa moc mod moe mof moi mom moo mor mra mrc mrd mre mrf mri mrm mro mrr o-i oaa oac oad oae oaf oai oam oao oar oc- oca occ ocd ocf oci ocm oco ocr oda odc odd ode odf odi odm odo odr oea oec oed oee oef oei oem oeo oer of- ofa ofc ofd ofe off ofi ofm ofo ofr oia oic oid oie oif oii oim oio oir om- oma omc omd ome omf omi omm omo omr oo- ooa ooc ood oof ooi oom ooo oor or- ora orc ord ore orf ori orm oro orr ra- raa rac rad rae raf rai ram rao rar rca rcc rcd rce rcf rci rcm rco rcr rda rdc rdd rde rdf rdi rdm rdo rdr re- rea rec red ree ref rei rem reo rer rfa rfc rfd rfe rff rfi rfm rfo rfr ria ric rid rie rif rii rim rio rir rma rmc rmd rme rmf rmi rmm rmo rmr roa roc rod roe rof roi rom roo ror rra rrc rrd rrf rri rrm rrr