chaa chab chac chae chah chak char chas chca chce chch chcs chea cheb chec chee cheh chek cher ches chha chhs chka chkb chks chra chrb chrc chrr chrs chsc chse chsh chsr ckac ckbc ckbe ckch ckck ckcs cker ckhs ckrc cksa cksb cksh crab crac crar cras crbc crca crcc crce crcr cre- crea creb crec cree creh cres crhs crkc crsa crss csaa csab csac csak csar csas cscb cscc csce csch cscr cscs csea csec csee cseh cser cshs cska csks csra csrc csrs cssa csse cssr eaba eabh eaca eacc each eaec eahs eara earb eare earh ears easa ease ebac ebba ebbc ebbr ebbs ebcc eber ebes ebhs ebsa ecaa ecac ecar ecbc ecbe ecca eccb eccc ecce eces echa eche echs ecka ecks ecra ecrc ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eehs eeka eeke eeks eera eerc eers eese eesk ehaa ehcc ehea eheh eher ehhs ehre eka- ekab ekch ekeb ekek eker ekes ekhs ekka eras erba erbb erbe erca ercc erce erch ereb erec erer eres erhc erhs erke erks erra errc erre errs ersa erse ersh esab esac esar esas esba esbs esca escb esce esch escr escs esea esee esek eser eses eshs eska eske esks esra essa esse essh haab haak haar haas haba habe habs hace hack hacs haec haes haha hahs haka hake hakk haks hara harc hare harh hark harr hars hasa hasc hase hash hask hass hbar hbbs hbes hbhs hbrs hbss hcbc hcbs hcca hccb hccc hcch hccs hchs hcsa hcsc hcss heah hear heas hebb hebe hebr heca hech heck hecs heeb heek heer hees hehe hehs heka heke hera herb herc here herk herr hers hesa hesc hesh hess hhaa hhhh hhhs hkcc hkcs hkse hrac hras hree hrhs hrrc hsac hsas hsbc hscc hsea hses hshs hsse kaaa kaab kaak kaar kaas kaba kabb kabc kabe kabr kacb kacc kace kach kacs kaeh kaer kaes kaha kahc kahe kahr kahs kaka kakc kake kakh kakk kaks kara karb kare kark karr kars kas- kasa kasb kasc kase kash kask kasr kass kbaa kbab kbac kbae kbak kbar kbas kbba kbbb kbbc kbbe kbbk kbbr kbbs kbca kbcb kbce kbch kbck kbcr kbcs kbeb kbec kbee kbeh kbek kber kbes kbhb kbhc kbhe kbhh kbhr kbhs kbkb kbkk kbkr kbra kbrb kbrc kbre kbrh kbrk kbsa kbsb kbsk kbsr kbss kcaa kcab kcac kcah kcar kcas kcba kcbc kcbk kcbr kcbs kcca kccb kccc kcck kccr kcea kceb kcec kcee kcha kche kchh kchk kchr kchs kckc kckk kckr kcrc kcrh kcrr kcrs kcsa kcsb kcsc kcse kcsr kcss kea- keak kear keas keba kebb kebc kebe kebr keca kech keck kecr keeh keek keer kees kehk kehr kehs keka kekb kekc keke keks ker- kera kerb kerc kere kerk kerr kers kesa kesb kesc kesh kesk kesr kess khab khac khak khar khas khbc khbr khbs khca khcb khcc khch khck khcs kheb khec kher khhk khhs khka khke khkk khkr khks khra khrk khrr khse khss kkaa kkac kkar kkba kkbb kkbe kkbr kkbs kkcb kkch kkck kkcr kkcs kkea kkha kkhb kkhh kkhk kkhr kkkk kkrb kkrc kkre kkrh kkrk kkrr kkrs kksa kkse kksr kkss krab krac krae krah krak krar kras krba krbb krbe krbk krbr krca krcb krcc krce krch krcs krea kreb krec kree kreh krek kres krhc krhs krka krkc krke krkh krkk krkr krks krrb krrc krre krrk krrr krrs krsa krsc krse krsh krsk krsr krss ksab ksac ksah ksak ksar ksas ksba ksbc ksbh ksbr ksbs ksca kscb ksce ksch ksck kscr kscs ksea ksec ksee kseh ksek kser ksha kshb kshe kshk kshr kshs kska kskb kske kskk kskr ksks ksra ksrb ksrh ksrr ksrs kssa ksse kssr ksss raab raak raas raba rabb rabe rabk rabs rac- raca racc race rach rack racs raec raer raes raha rahe rahr rahs raka rake rakk rara rarb rare rark rars rasa rasc rase rash rask rass rbbb rbbr rbbs rbhs rbss rcac rcas rcbc rccb rccc rccs rchb rchs rcsa rcsc rcss rea- reac reae reak rear reas reba rebb rebe rebk rebs reca recc rece rech reck recr recs reeb reek rees reha rehb rehe rehs reka reke reks rera rere rers resa rese resh ress rhae rhce rhea rheb rhee rhes rhhs rkss rrah rras rrhs rrrr rsaa rscc rsch rscs rsee rshs rsre rssa sa-c saab saac saae saah saak saar saas saba sabb sabc sabe sabr sabs saca sacc sace sack sacr sacs saeb saek saer saes saha sahe sahk sahr sahs saka sakb sake sakk saks sara sarc sare sarh sark sarr sars sasa sasc sase sash sask sass sbaa sbac sbar sbas sbbs sbca sbcc sbcs sber sbhc sbhk sbhs sbrk sbsa sbse scaa scab scac scak scar scas scba sccc scce sccs scea scec scee scer sch- scha sche schh schr schs sck- scr- scra scrc scre scrs scsa scsc scsh scsr se-c se-e se-h se-k se-s seaa seab seac seah seak sear seas seba sebe sebs sec- seca secc sece sech seck secr secs seea seeb seec seeh seek seer sees sehe sehk sehr sehs seka seke sekk sera serb serc sere serk serr sers sesa sesc sese sesh sess shab shac shae shah shak shar shas shbs shca shcc she- shea sheb shee sheh shek sher shes shha shhh shhs shre shrs shsc skab skac skar skee sker skes skhs skra skss sras srbc srcc srch sreb srec sres srhs ssaa ssab ssac ssas ssbr ssca sscc ssce sscs ssec ssee sses sshs ssra ssrc ssrs sssa sssb sssc sssh ssss

-aaa- a-sea aaaah aaaas aaace aaaee aaarc aaasa aaass aabaa aabba aabra aacbc aaces aachs aacsa aacsb aacss aahaa aaker aakre aarah aarch aasee aasha aasra abaab ababa ababe ababs abaca aback abacs abaer abaka abake abara abare abasa abase abash abask abass abbac abbar abbas abbes abbrs abcas abccc abear abeba abebe abece abeer