cccc cccs cccu ccee ccrc ccre ccrs ccss ccuc ccus cec- cece cecs ceec cees cer- cerc cere cers cery cesc cese cesr cess ceys ceyu ceze cezy crcc crce crcr crcz cre- crec cree cres creu crss crue crus cruz cry- crys cryz cscc csce cscr cscs csec csee cser csrc csrs csse cssr csur csus csys cucc cuce cuer cues cure curr curs cury cuss cusu cusy cuy- cuyr cuzy cyc- cycc cycs cyre cyrs cyse cyy- cyyc czyz eccc ecce eces ecrc ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eerc eers eery eese eesy eeze ercc erce erec erer eres erez errc erre errs erse eruc erur erus eryc erye esce escr escs escu esee eser eses esse essu essy esus euer eur- eurc eure eury euse eyec eyer eyes eyey eyez eyre eyry eyse eyyr ezer ezuz rccc rccs rcsc rcss rcyc recc rece recr recs recu recy recz rees rere rers reru rery rese ress reue reus reuu reye reys reze rezu rrrr rscc rscs rscy rsee rsre ruce ruer rues ruez rurc rure rurs ruru ruse russ rusu rusy ruys ruze ryes rysy ryue ryze sccc scce sccs sccy scec scee scer scey scr- scrc scre scrs scry scsc scsr scsu scur scye se-c se-e se-s se-u se-y se-z sec- secc sece secr secs secu secy seec seer sees seeu seey seez serc sere serr sers seru sery sesc sese sess seur seye seys srcc srec sres srzu sscc ssce sscs ssec ssee sses ssrc ssrs sssc ssss suc- succ sucr sucs suee suer sues sueu suey suez sur- surc sure surr surs suru sury sus- suse suss susu susy susz suus suyr suyu suze suzu suzy suzz syce sycr syer syes syre syrs syry syse syss syue szss szuc szur uces ucrc ucsc ucsu uers uess ueys urcy ure- ures urey urre urry urse urss ursu ursy urur urus uruz urzy uscc usce uscs usee user uses ussc usse ussr usss ussu ussy usus uuuu uyre uzer yccc ycee ye-u yeer yees yere yerr yers yery yess yesu yeue yeye yeyr ysee yser yses ysse yssu ysue yuce yuer yure yury yuye yuyu yuzu yyyy zees zeus zeze zrce zrze zsss zuce zurr zuru zuzu zzzs zzzz