a-ha aaaa aaac aaah aaar aaas aaca aacc aach aacr aacs aact aaha aahs aara aarc aars aart aasa aasc aass aast aata aatc aatt ac-t acaa acac acar acas acat acca accc acch accs acct acha achh achr achs acht acr- acra acrc acrr acrs acsa acsc acss acst acta actc acth acts actt ahac ahah ahar ahas ahat ahha ahhs ahra ahrc ahrr ahrs ahsa ahss ahta ahts arac arah arar aras arat arc- arca arch arcs arct arh- arhs arr- arra arrc arrh arrr arrs arrt ars- arsa arsc arst arta artc arth artr arts asaa asac asah asar asas asat asc- asca ascc asch ascr asct asha ashs asht asra asrc asrs assa assc assh assr asss asst asta astc astr asts at-t ataa atac atar atas atat atca atcc atch atcr atcs atha aths atra atrc atsc atst atta attr atts caaa caac caah caas caat cac- caca cacc cach cacr caha cahs caht cara carc carr cars cart casa casc cash casr cass cast cat- cata catc cath cats catt ccaa ccac ccar ccas ccat ccca cccc cccs ccha cchr cchs ccra ccrc ccrs ccrt ccsa ccss ccst cctc cctt chaa chac chah char chas chat chca chch chcs chha chhs chra chrc chrr chrs chrt chsc chsh chsr chst chtr chtt crac crar cras crat crca crcc crcr crhs crrt crsa crss crst crtc crts csaa csac csar csas csat cscc csch cscr cscs cshs csra csrc csrs cssa cssr csta cstc cstr csts ctca cths ctrc ctrs ctsa ctsc ctss ctta ctts haar haas haat hacs haha hahs haht hara harc harh harr hars hart hasa hasc hash hass hast hata hath hats hatt hcat hcca hccc hcch hccs hchs hcsa hcsc hcss hcst hhaa hhat hhhh hhhs hrac hras hrhs hrrc hrta hsac hsas hsat hscc hsct hshs hsts htcc hths htra htsc httr raas raat rac- raca racc rach racs ract raha rahr rahs raht rara rars rasa rasc rash rass rast rata rath rats ratt rcac rcas rccc rccs rchs rcsa rcsc rcss rctc rcts rhhs rrah rras rrat rrhs rrrr rsaa rscc rsch rscs rshs rssa rsts rtas rtca rtcc rths rtss rtts sa-c saac saah saar saas saat saca sacc sacr sacs sact saha sahr sahs saht sara sarc sarh sarr sars sart sasa sasc sash sass sast sata satc satr sats satt scaa scac scar scas scat sccc sccs scct sch- scha schh schr schs scr- scra scrc scrs scsa scsc scsh scsr scst sctc sctr scts shac shah shar shas shat shca shcc shha shhh shhs shrs shsc shts sras srcc srch srct srhs srta srtr ssaa ssac ssas ssat ssca sscc sscs sshs ssra ssrc ssrs sssa sssc sssh ssss ssta sstc ssth ssts stac star stas stat stca stcc stch stcs sths stra strc strs stss sttc sttr taa- taar taas taat taca tacc tach tacs tact taha tahr tahs tara tarc tarr tars tart tasa tasc tash tasr tass tast tata tath tatr tats tatt tcca tccc tch- tcha tchh tchr tchs tcsh tctc tcts thaa thar thas that thca thch thra thsr thss thtr thts traa trac tras trat trca trcc trhs trra trst trtc trtr tsaa tsar tsat tsca tscc tshs tssa tssr tsst tstc tsts ttss tttt