a-a aaa aad aam aao aau ad- ada add adm ado adu ama amd amm amo amu aoa aod aom aoo aou au- aua aud aum auo daa dad dam dao dau dda ddd ddm ddo ddu dma dmd dmm dmo dmu doa dod dom doo dou dua dud dum duo m-o maa mad mam mao mau mda mdd mdm mdo mdu mma mmd mmm mmo mmu moa mod mom moo mou mua mud mum muu oaa oad oam oao oau oda odd odm odo odu om- oma omd omm omo omu oo- ooa ood oom ooo ou- oua oud oum ouo ua- uaa uad uam uao uau uda udd udm udo udu um- uma umd umm umo umu uoa uod uom uoo uua uum uuu