bbbb bbch bbeb bbrc bcbc bccc bcec bcer bche bcru bcuc bebb bebe beby bech becu beeb beer beey behr berc bere berr beru bery beur beye bhcc bher bhur bhuu brcb brce breb brec bree brer brey brrr bruc brue bruh bry- brye bubb bube bubu bucc buce buch bucu buer bueu buhe buhr buhy bur- burb bure burh burr buru bury buyu byce bych byer byre cbbc cbcc cbce cbcr cbcu cbec cbee cber cbre cbrh cbry ccbc cccb cccc cccu ccee cche cchr cchy ccrc ccre ccuc cebu cec- cece ceeb ceec cer- cerc cere cery ceyu chce chch cheb chec chee cheh cher cheu chey chrb chrc chrr chub chur chuy chy- chyc crbc crbu crcc crce crcr cre- creb crec cree creh creu crub crue cry- cryb cub- cubb cube cuby cucc cuce cuer curb cure curr cury cuy- cuyr cybb cybc cyc- cycb cycc cyre cyy- cyyc ebbc ebbr ebby ebcc eber ebru ebur ecbc ecbe eccb eccc ecce eche ecrc ecrr ecru eeby eeee eerc eery ehcc eheh eher eheu ehre erbb erbe ercc erce erch ereb erec erer erhc erhu errc erre erub eruc eruh erur eryc erye eubc euch euer eur- eurc eure eury eyeb eyec eyer eyey eyre eyry eyyr hcbc hccb hccc hcch hebb hebe hebr heby hech heeb heer hehe herb herc here herr heru hery heue heur heye heyh heyr hhhh hree hrrc hryb hubb hube huby huch hucu huer huey huhu hure hurr huru hury huub huye huyr hybe hyce hyer hyhe hyre rbbb rbbr rcbc rccb rccc rchb rcyc rebb rebe rebu recc rece rech recr recu recy reeb rehb rehe rere reru rery reue reuu reye rhce rheb rhee rhue rhye rrrr rubb rube rubu ruby ruce ruch ruer ruhe ruhh ruhr rurc rure ruru rybe rych ryeb ryeh ryhb ryue ubbe uber ucbc uche ucrc uher uhry uhuh urbe urch urcy ure- ureh urey urre urrh urry urur uuuu uyre yber ybry yccc ycch ycee yche ye-u yech yeer yehe yehr yehu yerb yere yerr yery yeue yeye yeyr yher yubu yuce yueh yuer yure yury yuye yuyu yyyy