-ase a-be a-fu a-ha aaaa aaab aaac aaae aaaf aaah aaas aaba aabb aabc aabh aaca aacb aacc aace aacf aach aacs aacu aaea aaec aaes aafa aafb aafc aaff aaha aahs aasa aasc aase aasf aass aasu aaus abaa abab abac abae abaf abas abau abb- abba abbb abbe abbs abca abcb abcc abcf abch abcs abec abee abes abff abha abhs abs- absa abse absf abss absu abua abue abuf abus acaa acab acac acae acas acba acca accc acce accf acch accs accu ace- acea acec aceh aces acfc acfe acfs acha ache achh achs achu acsa acsc acse acss acu- acue acuf acus aeac aeaf aeas aebs aecb aesc aess afaa afbs afca afcb afcc afch afcs afcu afee afes affa affc affs afhs afsa afsb afsc afua afue afus ahab ahac ahah ahas ahau ahfa ahha ahhs ahsa ahse ahss ahua ahus asaa asab asac asae asaf asah asas asau asba asbu asc- asca ascb ascc asce asch asea asec asee aseh ases asfa asha ashe ashs ashu assa assc asse assh asss assu asub asue asus auaa aube auca auce auch aufc aufe aufs ausa ause aush ausu baaa baaf baah baas baba babb babe babs babu bac- baca bacc bace bach bacs baes bafc baff baha bahs bahu basa basc base basf bash bass basu bau- bauf bbas bbau bbbb bbbs bbch bbeb bbfc bbhs bcaa bcas bcbc bcbs bcca bccc bccs bcec bces bcfc bche bchs bcsa bcsc bcss bcuc beaf beah beas beau beba bebb bebe beca bech becs becu beeb beef bees befa befe beff behs bes- besa bese besh bess bfas bfca bfcs bffs bfhs bhca bhcc bhff bhhs bhsf bhuu bsaa bsac bsas bscs bsea bseb bsec bsee bses bsfa bsfc bsff bsfs bshs bssc bsse buba bubb bube bubs bubu buca bucc buce buch bucs bucu buea bueu bufc bufe buff buha buhe buhs busa busc buse bush buss busu buus caaa caab caac caaf caah caas caba cabe cabf cabs cabu cac- caca cacc cace cach caec caes caeu cafa cafb cafc cafe caff cafs cafu caha cahe cahs casa casb casc case cash cass casu cauc cauf caus cbac cbbc cbbs cbca cbcc cbce cbcs cbcu cbea cbec cbee cbef cbfb cbfc cbha cbhs cbsa cbsc cbse cbus ccaa ccab ccac ccaf ccas ccba ccbc ccca cccb cccc cccf cccs cccu ccee ccfa ccfc ccff ccha cche cchs ccsa ccsf ccss ccuc ccus ceac ceas ceba cebs cebu cec- ceca cece cecs ceeb ceec cees cef- cefa cefc cehs cesa cesc cese cess cfaa cfab cfac cfae cfbc cfbs cfca cfcb cfcf cfcs cffb cfhs cfsa cfse chaa chab chac chae chaf chah chas chau chca chce chch chcs chea cheb chec chee chef cheh ches cheu chfa chfc chfs chha chhs chsc chse chsh chua chub chus csaa csab csac csas csbf cscb cscc csce cscf csch cscs csea csec csee cseh csfc cshs cssa csse csua csuf csus cuau cub- cuba cubb cube cubs cuca cucc cuce cues cufa cufc cuff cusa cusb cush cuss cusu eaaf eaba eabh eaca eacc each eaec eafb eahs easa ease eaus ebac ebba ebbc ebbs ebcc ebes ebfc ebhs ebsa ebus ecaa ecac ecbc ecbe ecca eccb eccc ecce ecef eces ecfa ecfc ecfs echa eche echs ecsa ecsc ecse ecss ecsu ecua ecus eeca eecs eeea eeee eees eefa eefe eehs eese efab efas efca efes effa effs efhs efsa efsh efua ehaa ehcc ehea eheh eheu ehhs esab esac esas esau esba esbs esca escb esce esch escs escu esea esee eses esfs eshs eshu essa esse essh essu esuf esus euba eubc euch eufc eusa euse faaa faac faah faas faba fabe fabs fabu faca facc face fach facs faeb faes fafa fafc fafe faff faha fahs fasa fasc fase fash fass faue fbhs fbus fcab fcas fcba fcbs fcca fccf fcch fces fchs fcsc feaf feas feba febs fece fech feeb fees fefc fefe feff fehu fesa fese fesh fess feus ffcc ffee ffff ffhs ffsa ffss fhas fhfs fhhs fhss fsas fscb fscc fsec fshb fshs fssa fssc fssf fubb fubs fubu fuc- fuca fufc fuff fufu fuhs fusa fusc fuse fuss fusu haab haaf haas haba habe habs habu hace hacs haec haes hafb hafe haff hafs haha hahs hasa hasc hase hash hass hau- haue hauf haus hbbs hbes hbfc hbhs hbss hcbc hcbs hcca hccb hccc hcch hccs hcfa hcfc hchs hcsa hcsc hcss heaf heah heas hebb hebe heca hech hecs heeb heef hees hefe hefs hehe hehs hesa hesc hesh hess heue heus hfba hfce hfcs hfhs hfss hhaa hhhh hhhs hhus hsac hsas hsbc hscc hsea hses hsfc hsfs hshs hsse hsua huac huah huas huba hubb hube hubs huch hucs hucu huea hues hufc hufe huff hufs hufu huhs huhu husa huse hush huss huub huus sa-c saab saac saae saaf saah saas saba sabb sabc sabe sabs sabu saca sacc sace sacs sacu saeb saes safa safb safc safe saff safu saha sahe sahs sahu sasa sasc sase sasf sash sass saua sauc saue sauf sauh saus sbaa sbac sbas sbbs sbca sbcc sbcs sbef sbfc sbhc sbhs sbsa sbse sbus scaa scab scac scaf scas scba sccc scce sccs scea scec scee scfa scfc scfe sch- scha sche schh schs scsa scsc scsh scsu scua scub se-c se-e se-f se-h se-s se-u seaa seab seac seaf seah seas seau seba sebe sebs sec- seca secc sece sech secs secu seea seeb seec seef seeh sees seeu sefa seff sehe sehs sesa sesc sese sesh sess sfas sfba sfbc sfca sfcc sfcs sffc sfha sfhs sfss sfsu shab shac shae shah shas shau shbs shca shcc she- shea sheb shee shef sheh shes sheu shha shhh shhs shsc shua shub shue shuf shus shuu ssaa ssab ssac ssas ssau ssca sscc ssce sscs ssec ssee sses ssfc sshs sssa sssb sssc sssf sssh ssss suas sub- suba subb subh subs suc- succ such