a-a a-b a-c a-t aaa aab aac aak aar aas aat aaw ab- aba abb abc abk abr abs abt abw ac- aca acb acc ack acr acs act acw aka akb akc akk akr aks akw ar- ara arb arc ark arr ars art arw as- asa asb asc ask asr ass ast asw at- ata atb atc atr ats att atw aw- awa awb awc awk awr aws awt aww baa bab bac bak bar bas bat baw bba bbb bbc bbk bbr bbs bbt bbw bca bcb bcc bck bcr bcs bct bka bkb bkc bkk bkr bks bkt bkw bra brb brk brr brs brt brw bsa bsb bsc bsk bsr bss bst bsw bta btb btc btk btr bts btt btw bwa bwb bwc bwk bwr bws c-- caa cab cac cak car cas cat caw cba cbb cbc cbk cbr cbs cbt cbw cca ccb ccc cck ccr ccs cct ccw cka ckb ckc cks ckt ckw cra crb crc crk crr crs crt crw csa csb csc csk csr css cst csw cta ctb ctc ctk ctr cts ctt ctw cw- cwa cwb cwc cwk cwr cws cwt k-t ka- kaa kab kac kak kar kas kat kaw kba kbb kbc kbk kbr kbs kbw kca kcb kcc kck kcr kcs kct kkb kkc kkk kkr kks kkt kra krc krk krr krs krt krw ksa ksb ksc ksk ksr kss kst ksw kta ktb ktc ktk ktr kts ktt ktw kw- kwa kwc kwk kws kwt kww ra- raa rab rac rak rar ras rat raw rba rbb rbc rbk rbr rbs rbt rbw rca rcb rcc rcr rcs rct rcw rkb rkc rkk rks rkt rra rrb rrc rrk rrr rrs rrt rsa rsb rsc rsk rsr rss rst rsw rta rtb rtc rtk rtr rts rtt rtw rwa rwb rwc rwr rws saa sab sac sak sar sas sat saw sba sbb sbc sbk sbr sbs sbt sbw sca scb scc sck scr scs sct scw sk- ska skb skc skk skr sks skt skw sr- sra srb src srk srr srs srt srw ss- ssa ssb ssc ssk ssr sss sst ssw sta stb stc stk str sts stt stw swa swb swc swk swr sws swt taa tab tac tak tar tas tat taw tba tbb tbc tbk tbr tbs tbt tca tcb tcc tck tcr tcs tct tcw tka tkb tkc tkk tkr tks tkt tkw tra trb trc trk trr trs trt trw tsa tsb tsc tsk tsr tss tst tsw tta ttb ttc ttk ttr tts ttt ttw twa twb twc twr tws twt tww waa wab wac wak war was wat waw wba wbb wbc wbr wbs wbt wbw wca wcb wcc wck wcr wcs wct wcw wka wkb wkc wkr wks wkt wkw wr- wra wrc wrk wrr wrs wrt wrw wsa wsb wsc wsk wsr wss wst wsw wta wtb wtc wtr wts wtt wtw wwa wwc wwt www

a-ak a-wa aaaa aaab aaac aaar aaas aaba aabb aabc aabt aabw aaca aacb aacc aack aacr aacs aact aaka aara aarc aars aart aasa aasc aass aast aata aatc aatk aatt aatw aawt aaww abaa abab abac abak abar abas abat abaw abb- abba abbb abbr abbs abbt abca abcb abcc abcr abcs abct abcw abra abrc abrs abs- absa abss absw abta abts abwa abwr ac-t acaa acab acac acar acas acat acba acca accc accs acct acks ackw acr- acra acrc acrr acrs acsa acsc acss acst acsw acta actc acts actt acwa acww akaa akar akas akca akka akr- akra aksa akst akwa arab arac arak arar aras arat araw arba arbs arc- arca arcs arct arka arks arr- arra arrc arrk arrr arrs arrt ars- arsa arsc arsk arst arta artc artr arts arwa asaa asab asac asak asar asas asat asba asc- asca ascb ascc ascr asct ascw aska askr asks askt asra asrc asrs assa assc assk assr asss asst asta astb astc astr asts at-t ataa atab atac atak atar atas atat atbs atca atcc atck atcr atcs atka atkt atra atrc atrk atsb atsc atst atta attr atts atwa atws atwt awac awar awas awka awsk awss awst awts awwa awws baaa baak baar baas baat baba babb babr babs bac- baca bacc back bacs bact bak- baka bakr baks bakt bar- bara barb barc bark barr bars bart basa basc bask bass bast bata batc bats batt baw- bawk baws bbas bbbb bbbs bbrc bbwc bbwr bbws bcaa bcar bcas bcat bcbc bcbs bcca bccc bccs bcra bcrs bcsa bcsc bcss bctc bcts brab brac brak bras brat braw brca brcb brcw brka brkb brrr brrs brsb brsr brst brtc bsaa bsac bsas bsat bsaw bscs bskt bsra bssc bsts btaa btcc btcs btrc btrt btss bttb btwc bwaa caaa caab caac caas caat caba cabs cac- caca cacc cack cacr cacw caka cara carb carc cark carr cars cart casa casb casc cask casr cass cast cat- cata catb catc cats catt catw cawk caws cbac cbar cbat cbbc cbbs cbca cbcc cbcr cbcs cbct cbka cbkr cbrt cbsa cbsc cbta cbtc cbwa ccaa ccab ccac ccar ccas ccat ccba ccbc ccca cccb cccc cccs cckw ccra ccrc ccrs ccrt ccsa ccss ccst cctb cctc cctt ckac ckat ckbc ckck ckcs ckcw ckrc ckrw cksa cksb ckst cksw cktb ckts ckwr ckws ckww crab crac crar cras crat craw crbc crca crcc crcr crkc crrt crsa crss crst crtc crts csaa csab csac csak csar csas csat cscb cscc cscr cscs cska csks csra csrc csrs cssa cssr csta cstc cstr csts cswk csws ctab ctba ctbs ctca ctrc ctrs ctsa ctsc ctss ctta ctts cttw cwac cwrw cwts kaaa kaab kaak kaar kaas kaat kaba kabb kabc kabr kabw kacb kacc kacs kact kacw kaka kakc kakk kaks kakt kara karb kark karr kars kart karw kas- kasa kasb kasc kask kasr kass kast kasw kat- kata katb katc katk katr