-ase a-be a-ha aaaa aaab aaac aaae aaaf aaah aaar aaas aaba aabb aabc aabh aaca aacb aacc aace aacf aach aacr aacs aaea aaec aaes aafa aafb aafc aaff aage aagh aaha aahs aara aarc aare aars aasa aasc aase aasf aass abaa abab abac abae abaf abag abar abas abb- abba abbb abbe abbr abbs abca abcb abcc abcf abch abcr abcs abec abee aber abes abff abha abhr abhs abra abrc abrs abs- absa abse absf abss acaa acab acac acae acag acar acas acba acca accc acce accf acch accs ace- acea acec aceh acer aces acfc acfe acfs acga acgr acgs acha ache achh achr achs acr- acra acrc acre acrr acrs acsa acsc acse acss aeac aeaf aeas aebs aecb aeer aega aer- aera aerc aers aesc aess afaa afar afbs afca afcb afcc afch afcs afee afer afes affa affc affs afgf afgh afhs afr- afra afrc afre afrs afsa afsb afsc agac agag agar agas agba agca agcc agce agea agee ager ages agfa agga agge agha aghe aghs agra agre agsa agsg ahab ahac ahah ahar ahas ahfa ahha ahhs ahra ahrc ahre ahrr ahrs ahsa ahse ahss arab arac arae araf arag arah arar aras arba arbe arbh arbs arc- arca arce arch arcs area arec aree aref areg areh ares arfa arfb arfc arff arfs arga argb arge argh args arh- arhs arr- arra arrc arre arrg arrh arrr arrs ars- arsa arsc arse asaa asab asac asae asaf asag asah asar asas asba asc- asca ascb ascc asce asch ascr asea asec asee aseh aser ases asfa asge asha ashe ashs asra asrc asrg asrs assa assc asse assh assr asss baaa baaf baah baar baas baba babb babe babr babs bac- baca bacc bace bach bacs baer baes bafc baff baga bage bagg bagh bags baha bahr bahs bar- bara barb barc bare barf barg barh barr bars basa basc base basf bash bass bbas bbbb bbbs bbch bbeb bbfc bbga bbhs bbrc bbrg bcaa bcar bcas bcbc bcbg bcbs bcca bccc bccs bcec bcer bces bcfc bcgs bche bchs bcra bcrs bcsa bcsc bcss beaf beag beah bear beas beba bebb bebe beca bech becs beeb beef beeg beer bees befa befe beff bega begg begs behr behs bera berc bere berg berr bers bes- besa bese besh bess bfas bfca bfcs bffs bfgf bfhs bfsr bgca bgfc bggs bghs bhag bhar bhca bhcc bher bhff bhhs bhra bhsf brab brac brae braf brag brah bras brca brcb brce brea breb brec bree bref breg brer bres brfc brhs brrr brrs brsb brsr bsaa bsac bsas bscs bsea bseb bsec bsee bseg bser bses bsfa bsfc bsff bsfs bsgs bshs bsra bssc bsse caaa caab caac caaf caah caas caba cabe cabf cabg cabs cac- caca cacc cace cach cacr caec caer caes cafa cafb cafc cafe caff cafs caga cage cagg cagr cags caha cahe cahs cara carb carc care carf carr cars casa casb casc case cash casr cass cbac cbar cbbc cbbs cbca cbcc cbce cbcr cbcs cbea cbec cbee cbef cber cbfb cbfc cbga cbgb cbha cbhs cbre cbrh cbsa cbsc cbse ccaa ccab ccac ccaf ccag ccar ccas ccba ccbc ccca cccb cccc cccf cccs ccee ccfa ccfc ccff ccga ccgc ccgs ccha cche cchr cchs ccra ccrc ccre ccrf ccrg ccrs ccsa ccsf ccsg ccss ceac cear ceas ceba cebs cec- ceca cece cecs ceeb ceec cees cef- cefa cefc cege cehs cer- cera cerc cere cerf cers cesa cesc cese cesg cesr cess cfaa cfab cfac cfae cfar cfbc cfbr cfbs cfca cfcb cfcf cfcs cffb cffr cfgs cfhs cfra cfrb cfre cfrg cfsa cfse cfsg cgac cgas cgcc cgcg cger cges cgfc cggs cghs cgsb cgsh cgss chaa chab chac chae chaf chag chah char chas chca chce chch chcs chea cheb chec chee chef cheh cher ches chfa chfc chfr chfs chgb chge chgs chha chhs chra chrb chrc chrf chrr chrs chsc chse chsh chsr crab crac craf crag crar cras crbc crca crcc crce crcr cre- crea creb crec cree creg creh cres crfc crfs crgs crhs crsa crss csaa csab csac csar csas csbf cscb cscc csce cscf csch cscr cscs csea csec csee cseh cser csfc csfr csgh cshs csra csrc csrs cssa csse cssr eaaf eaba eabh eaca eacc each eaec eafb eaga eage eahs eara earb eare earh ears easa ease ebac ebba ebbc ebbr ebbs ebcc eber ebes ebfc ebhs ebsa ecaa ecac ecar ecbc ecbe ecca eccb eccc ecce ecef eces ecfa ecfc ecfr ecfs ecgs echa eche echs ecra ecrc ecrf ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eefa eefe eega eegs eehs eera eerc eerg eers eese ef-g efab efas efbr efca efes effa effs efgh efhs efsa efsh egaa egae egar egas egba egbe egcc egcg egcr egea egec egee eger egfh egfr eggb egge eggh eggs eghe eghh eghs egra egre egsc egsh egss ehaa ehcc ehea eheh eher ehhs ehre eraf eras erba erbb erbe erca ercc erce erch ereb erec erer eres erfc erfs erg- erga ergg ergh ergs erhc erhs erra errc erre errs ersa erse ersh esab esac esag esar esas esba esbs esca escb esce esch escr escs esea esee eser eses esfs eshs esra essa esse essg essh faaa faac faah faas faba fabe fabs faca facc face fach facs faeb faes fafa fafc fafe faff fafg fage fagg fags faha fahr fahs fara farb farc fare farg farr fars fasa fasc fase fash fass fbar fbhs fbrs fcab fcar fcas fcba fcbs fcca fccf fcch fces fcgs fchs fcra fcsc feaf fear feas feba febs fece fech feeb feer fees fefc fefe feff fege fegg fegs fehr fera ferb ferc fere ferr fers fesa fese fesh fess ffar ffcc ffee ffff ffhs ffrr ffsa ffss fgcs fhas fhfs fhhs fhrs fhss frab frac frae frag fras frbc frcc frea free fres frfc frhs frsb frsc