dddd didi dido didy dif- diff dify diii dimi dimm dimo diyi dod- dodd dodi dodo dody doff doid domi domm domo domy dood doof doom doyo dydd dyf- dyfi dyfm dyio dymd dymf dymi dymo dymy dyo- dyoo fdom ffff ffii fidf fido fiff fifi fifm fifo fiii fimo fmod fmyi fody fofo foid fomo fomy food foof foom fyfi iddm iddo idid idio iffy ifid ifim ifmy ifyo iiii iiio iioi iioo imdi imfi imid immi immo immy imod imof iod- iodd iodo ioii ioio iomo ioof iooi iooo mddm mdfi mdii mdmf mid- midi mido miff mifi miii miio mim- mimd mimi mimo mimy mio- mmdf mmdi mmfd mmff mmii mmmd mmmm mmod mmyy modd modi modo mody moff mofo moif moii moio momi momo momy mood moyd moyo mydd myi- myid mymy myo- myod oddd oddi oddy odio odmy odom odoo off- offo offy ofid ofmy oido oiii omid omim omio omo- omoi omoo oodi ooff oofy ooid oooo yidi yiff ymyd yodo yoff yomi yomo yood yoof yoyo yyff yyyy