a-ha aaaa aaac aaaf aaah aaar aaas aaca aacc aacf aach aacr aacs aact aafa aafc aaff aaha aahs aara aarc aars aart aasa aasc aasf aass aast aata aatc aatf aatt ac-t acaa acac acar acas acat acca accc accf acch accs acct acfc acfs acft acha achh achr achs acht acr- acra acrc acrr acrs acsa acsc acss acst acta actc actf acth acts actt afaa afar afat afca afcc afch afcs affa affc affs afft afhs afr- afra afrc afrs afsa afsc afst afta aftc afts ahac ahah ahar ahas ahat ahfa ahha ahhs ahra ahrc ahrr ahrs ahsa ahss ahta ahts arac araf arah arar aras arat arc- arca arch arcs arct arfa arfc arff arfs arft arh- arhs arr- arra arrc arrh arrr arrs arrt ars- arsa arsc arst arta artc arth artr arts asaa asac asaf asah asar asas asat asc- asca ascc asch ascr asct asfa 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 atcf atch atcr atcs atfc atfs atha aths atra atrc atsc atst atta attr atts caaa caac caaf caah caas caat cac- caca cacc cach cacr cafa cafc caff cafs caha cahs caht cara carc carf carr cars cart casa casc cash casr cass cast cat- cata catc catf cath cats catt ccaa ccac ccaf ccar ccas ccat ccca cccc cccf cccs ccfa ccfc ccff ccha cchr cchs ccra ccrc ccrf ccrs ccrt ccsa ccsf ccss ccst cctc cctt cfaa cfac cfar cfca cfcf cfcs cffr cfhs cfra cfrt cfsa cfta cftc cfth cftr chaa chac chaf chah char chas chat chca chch chcs chfa chfc chfr chfs chha chhs chra chrc chrf chrr chrs chrt chsc chsh chsr chst chtr chtt crac craf crar cras crat crca crcc crcr crfc crfs crhs crrt crsa crss crst crtc crtf crts csaa csac csar csas csat cscc cscf csch cscr cscs csfc csfr cshs csra csrc csrs cssa cssr csta cstc cstr csts ctca ctcf ctfc ctfs cths ctrc ctrs ctsa ctsc ctss ctta ctts faaa faac faah faas faca facc fach facs fact fafa fafc faff faha fahr fahs fara farc farr fars fart fasa fasc fash fass fast fata fatc fatf fath fats fatt fcar fcas fcat fcca fccf fcch fchs fcra fcsc fcst ffar ffcc ffff ffhs ffrr ffsa ffss fftf fhas fhfs fhhs fhrs fhss frac fras frat frcc frfc frhs frsc frst frta fsas fscc fshs fsra fssa fssc fssf fsta ft-c ftfc fths ftrs ftsa ftsr haaf haar haas haat hacs haff hafs haft haha hahs haht hara harc harf harh harr hars hart hasa hasc hash hass hast hata hath hats hatt hcat hcca hccc hcch hccs hcfa hcfc hchs hcsa hcsc hcss hcst hfcs hfhs hfrs hfss hhaa hhat hhhh hhhs hrac hras hrfc hrhs hrrc hrta hsac hsas hsat hscc hsct hsfc hsfs hshs hsts htcc htfc hths htra htsc httr raaf raas raat rac- raca racc rach racs ract rafa rafc raff raft raha rahr rahs raht rara rarf rars rasa rasc rash rass rast rata ratf rath rats ratt rcac rcaf rcas rccc rccs rcfc rchs rcsa rcsc rcss rctc rcts rffc rfhs rftc rhfs rhhs rrah rras rrat rrfc rrhs rrrr rsaa rsaf rscc rsch rscs rsfc rshs rssa rsts rtas rtca rtcc rtfc rths rtss rtts sa-c saac saaf saah saar saas saat saca sacc sacr sacs sact safa safc saff safr saft saha sahr sahs saht sara sarc sarf sarh sarr sars sart sasa sasc sasf sash sass sast sata satc satr sats satt scaa scac scaf scar scas scat sccc sccs scct scfa scfc sch- scha schh schr schs scr- scra scrc scrs scsa scsc scsh scsr scst sctc sctr scts sfar sfas sfca sfcc sfcs sffc sfha sfhs sfra sfrc sfss sfts shac shah shar shas shat shca shcc shft shha shhh shhs shrs shsc shts sraf sras srcc srch srct srfc srhs srta srtr ssaa ssac ssas ssat ssca sscc sscs ssfc sshs ssra ssrc ssrs sssa sssc sssf sssh ssss ssta sstc ssth ssts stac star stas stat stca stcc stch stcs stfc sths stra strc strs stsf stss sttc sttr taa- taaf taar taas taat taca tacc tach tacs tact tafa tafc taff taft taha tahr tahs tara tarc tarf tarr tars tart tasa tasc tash tasr tass tast tata tath tatr tats tatt tcca tccc tcfc tch- tcha tchh tchr tchs tcsh tctc tcts tfca tfrs tfss tftc thaa thar thas that thca thch thra thsr thss thtr thts traa trac traf tras trat trca trcc trfc trfr trhs trra trst trtc trtr tsaa tsar tsat tsca tscc tsfc tshs tssa tssf tssr tsst tstc tsts ttfa ttfc ttff ttss tttt