-er a-a a-c aaa aac aae aam aar aau aav ac- aca acc ace acm acr acu acv aea aec aee aem aer aeu aev ama amc ame amm amr amu amv ar- ara arc are arm arr aru arv au- aua auc aue aum aur auv av- ava avc ave avm avr avu c-- caa cac cae cam car cau cav cca ccc cce ccm ccr ccu ccv ce- cea cec cee cem cer ceu cev cma cmc cme cmm cmr cmu cmv cra crc cre crm crr cru crv cua cuc cue cum cur cuu cuv cva cvc cve cvm cvr cvu cvv eaa eac eae eam ear eau eav ec- eca ecc ece ecm ecr ecu ecv eea eec eee eem eer eev em- ema emc eme emm emr emu emv era erc ere erm err eru erv eu- eua euc eue eur euv eva evc eve evm evr evv m-r m-v maa mac mae mam mar mau mav mc- mca mcc mce mcm mcr mcu mcv mea mec mee mem mer meu mev mma mmc mme mmm mmr mmu mmv mra mrc mre mrm mrr mru mrv mua muc mue mum mur muu mva mvc mve mvm mvr mvv ra- raa rac rae ram rar rau rav rca rcc rce rcm rcr rcu rcv re- rea rec ree rem rer reu rev rma rmc rme rmm rmr rmv rra rrc rrm rrr rru rua ruc rue rum rur ruu ruv rva rvc rve rvm rvr rvu rvv ua- uaa uac uae uam uar uau uav uca ucc uce ucm ucr ucu ucv uea uec uee uem uer um- uma umc ume umm umr umu ur- ura urc ure urm urr uru uua uuc uue uum uur uuu uva uvc uve uvm uvu uvv v-a v-e vaa vac vae vam var vau vav vca vcc vce vcm vcr vcu vea vec vee vem ver veu vm- vma vmc vmm vmr vmu vra vrc vre vrm vrr vru vue vum vur vuv vva vvc vvm vvr vvv