-er a-a a-c aaa aac aae aah aaj aam aan aao aar ac- aca acc ace ach acj acm acn aco acr aea aec aee aeh aej aem aen aeo aer aha ahc ahe ahh ahj ahm ahn aho ahr aja ajc aje ajh ajj ajm ajn ajo ajr ama amc ame amh amm amn amo amr an- ana anc ane anh anj anm ann ano anr aoa aoc aoe aoh aoj aom aon aoo aor ar- ara arc are arh arj arm arn aro arr c-- c-j caa cac cae cah caj cam can cao car cca ccc cce cch ccj ccm ccn cco ccr ce- cea cec cee ceh cej cem cen ceo cer ch- cha chc che chh chm chn cho chr cja cjc cjr cma cmc cme cmh cmj cmm cmn cmo cmr cn- cna cnc cne cnh cnj cnm cnn cno cnr co- coa coc coe coh coj com con coo cor cra crc cre crh crj crm crn cro crr eaa eac eae eah eaj eam ean eao ear ec- eca ecc ece ech ecj ecm ecn eco ecr eea eec eee eem een eeo eer eha ehc ehe ehh ehm ehn eho ehr eja ejc ejo em- ema emc eme emh emm emn emo emr en- ena enc ene enh enm enn eno enr eo- eoa eoc eoe eoh eom eon eoo eor era erc ere erh erm ern ero err haa hac hae hah haj ham han hao har hca hcc hce hch hcj hcm hcn hco hcr he- hea hec hee heh hej hem hen heo her hha hhc hhe hhh hhj hhm hhn hho hhr hja hjm hjn hjo hjr hma hmc hme hmh hmj hmm hmo hmr hna hnc hne hnh hnj hnn hno hoa hoc hoe hoh hom hon hoo hor hr- hra hrc hre hrh hrj hrm hrn hro hrr jaa jac jae jah jaj jam jan jao jar jca jcc jce jch jcm jco jcr jea jec jee jeh jej jem jen jeo jer jha jhc jhe jhj jhn jho jhr jja jjc jjj jjr jma jmc jme jmj jmm jmn jmo jmr jna jnc jne jnh jnj jnn jno jnr joa joc joe joh joj jom jon joo jor jra jrc jrm jrn jro jrr m-o m-r maa mac mae mah maj mam man mao mar mc- mca mcc mce mch mcm mcn mco mcr mea mec mee meh mej mem men meo mer mha mhc mhh mhm mhn mho mhr mjc mje mjj mjm mjr mma mmc mme mmh mmj mmm mmn mmo mmr mna mnc mne mnj mnm mnn mno mnr moa moc moe moh mom mon moo mor mra mrc mre mrh mrj mrm mrn mro mrr naa nac nae nah naj nam nan nao nar nca ncc nce nch ncm ncn nco ncr ne- nea nec nee neh nej nem nen neo ner nha nhc nhe nhh nhj nhm nhn nhr nja njc nje njm njn nma nmc nme nmh nmm nmn nmo nmr nna nnc nne nnh nnm nnn nno no- noa noc noe noh noj nom non noo nor nra nrc nre nrj nrm nrn nro nrr oaa oac oae oah oaj oam oan oao oar oc- oca occ och ocj ocm ocn oco ocr oea oec oee oeh oem oen oeo oer oha ohc ohe ohh ohm ohn oho ohr oja ojc oje ojm ojo om- oma omc ome omh omj omm omn omo omr on- ona onc one onh onj onn ono onr oo- ooa ooc ooh oom oon ooo oor or- ora orc ore orh orm orn oro orr ra- raa rac rae rah raj ram ran rao rar rca rcc rce rch rcj rcm rcn rco rcr re- rea rec ree reh rem ren reo rer rh- rha rhc rhe rhh rhm rhn rho rhr rja rjc rjm rjr rma rmc rme rmh rmm rmn rmo rmr rna rnc rnh rnm rnn rno rnr roa roc roe roh roj rom ron roo ror rra rrc rrh rrm rrn rrr