cccc cccp cccu ccee cche cchp cchr ccpe ccpp ccpr ccrc ccre ccrp ccuc ccup cec- cece cecp ceec cepc cepe ceph cepp cepr cer- cerc cere cerp chce chch chcp chec chee cheh chep cher cheu chpp chpr chrc chrp chrr chur cpce cpcu cpep cper cpre crcc crce crcr cre- crec cree creh crep creu crpc crue crup cucc cuce cuer cupe cupp cupr cure curr eccc ecce eche ecpp ecrc ecrr ecru eeee eerc ehcc eheh eher eheu ehre epcc epch epec epee eper eph- eppc eppp eprp ercc erce erch ercp erec erer erhc erhu erpe errc erre eruc eruh erur euch euer eur- eurc eure hccc hcch hcpc hcrp hech heep heer hehe hepc hepe hepp hepu herc here herp herr heru heue heur hhhh hhpc hpcc hppe hpue hree hrpc hrpp hrrc huch hucu huer huhu hupe hupp hure hurr huru pccc pcce pcep pcer pchp pcpp pcrc pcre pece pech pecr peec peep peer pehe pehr pepe per- perc pere perh perp perr peru peur phcc phe- phrr ppcc pper pppp pprc ppru ppur prcc prcp pre- prec pree prep preu prue pruu pu-e puce puch puer pueu pupe pupu pur- pure purp purr puru puuc rccc rcep recc rece rech recp recr recu reep rehe repe repp repr repu rere reru reue reup reuu rhce rhcp rhee rhue rrrr ruce ruch ruer ruhe ruhh ruhr rupe rupp rurc rure rurp ruru u-rp uccp uche ucph ucrc uher uhuh uhup uppc uppe uppp uppu upup urch ure- ureh urre urrh urup urur uucp uuuu