cccc cccu ccee ccgc ccrc ccre ccrg ccuc cec- cece ceec cege cer- cerc cere cery ceyu cgcc cgcg cger crcc crce crcr cre- crec cree creg creu crue crug cry- cucc cuce cuer cugy cure curr cury cuy- cuyr cyc- cycc cyeg cyre cyy- cyyc eccc ecce ecrc ecrr ecru eeee eerc eerg eery egcc egcg egcr egec egee eger egge eggy egre egry egyr ercc erce erec erer erg- ergg errc erre eruc erur eryc erye euer euge eur- eurc eure eury eyec eyer eyey eyre eyry eyyr gc-c gccc gcrg gece geer gege gegg gere geru gery geue gggg grcc grce grec gree greg greu grey grrr grue grug grur gry- grye guer guey guge gugg gugu gure gurg gurr guru gury guye guyu gyer gyge gyr- gyre gyuu rccc rcgc rcrg rcyc recc rece recr recu recy rege regr regu rere rerg reru rery reue reuu reye rrrr ruce ruer ruge rugg rurc rure ruru ryge ryue ucrc ugcc ugcg ugur uguu urcy ure- urey urge urgu urre urry urur uuuu uyre yccc ycee ye-u yeer yegg yere yerr yery yeue yeye yeyr yuce yuer yugg yugu yure yury yuye yuyu yyyy