a-a a-b a-c a-t aaa aab aac aak aao aar aat aaw ab- aba abb abc abk abo abr abt abw ac- aca acb acc ack aco acr act acw aka akb akc akk ako akr akw aoa aob aoc aok aoo aor aot aow ar- ara arb arc ark aro arr art arw at- ata atb atc ato atr att atw aw- awa awb awc awk awo awr awt aww baa bab bac bak bao bar bat baw bba bbb bbc bbk bbo bbr bbt bbw bca bcb bcc bck bco bcr bct bka bkb bkc bkk bko bkr bkt bkw boa bob boc bok boo bor bot bow bra brb brk bro brr brt brw bta btb btc btk bto btr btt btw bwa bwb bwc bwk bwo bwr c-- caa cab cac cak cao car cat caw cba cbb cbc cbk cbo cbr cbt cbw cca ccb ccc cck cco ccr cct ccw cka ckb ckc cko ckt ckw co- coa cob coc cok coo cor cot cow cra crb crc crk cro crr crt crw cta ctb ctc ctk cto ctr ctt ctw cw- cwa cwb cwc cwk cwo cwr cwt k-t ka- kaa kab kac kak kao kar kat kaw kba kbb kbc kbk kbo kbr kbw kca kcb kcc kck kcr kct kkb kkc kkk kkr kkt koa kob koc kok koo kor kot kow kra krc krk kro krr krt krw kta ktb ktc ktk kto ktr ktt ktw kw- kwa kwc kwk kwo kwt kww oaa oab oac oak oao oar oat oaw ob- oba obb obc obk obo obr obt obw oc- oca ocb occ ock oco ocr oct ocw oka okb okc okk oko okr okw oo- ooa oob ooc ook ooo oor oot oow or- ora orb orc ork oro orr ort ot- ota otb otc otk oto otr ott otw owa owb owc owk owo owt oww ra- raa rab rac rak rao rar rat raw rba rbb rbc rbk rbo rbr rbt rbw rca rcb rcc rco rcr rct rcw rkb rkc rkk rko rkt roa rob roc rok roo ror rot row rra rrb rrc rrk rrr rrt rta rtb rtc rtk rto rtr rtt rtw rwa rwb rwc rwr taa tab tac tak tao tar tat taw tba tbb tbc tbk tbo tbr tbt tca tcb tcc tck tco tcr tct tcw tka tkb tkc tkk tko tkr tkt tkw to- toa tob toc tok too tor tot tow tra trb trc trk tro trr trt trw tta ttb ttc ttk tto ttr ttt ttw twa twb twc two twr twt tww waa wab wac wak wao war wat waw wba wbb wbc wbo wbr wbt wbw wca wcb wcc wck wco wcr wct wcw wka wkb wkc wko wkr wkt wkw woa wob woc wok woo wor wot wow wr- wra wrc wrk wro wrr wrt wrw wta wtb wtc wto wtr wtt wtw wwa wwc wwo wwt www

a-ak a-ok a-wa aaaa aaab aaac aaar aaba aabb aabc aabt aabw aaca aacb aacc aack aaco aacr aact aaka aaoo aaow aara aarc aaro aart aata aatc aatk aatt aatw aawt aaww abaa abab abac abak abar abat abaw abb- abba abbb abbo abbr abbt abca abcb abcc abcr abct abcw aboa abob abok aboo abor abot abow abra abrc abro abta abwa abwr ac-t acaa acab acac acar acat acba acca accc acco acct ackw acoa acor acot acow acr- acra acrc acro acrr acta actc acto actt acwa acww akaa akao akar akca akka akko akok akot akr- akra akwa aoba aoca aora aorb aort aotc arab arac arak arar arat araw arba arc- arca arco arct arka arko aroa arob aroo aror arow arr- arra arrc arrk arro arrr arrt arta artc arto artr arwa at-t ataa atab atac atak atar atat atca atcc atck atco atcr atka atkt atob atoc atok ator atot atra atrc atrk atro atta atto attr atwa atwo atwt awac awar awka awoo awow awro awwa baaa baak baar baat baba babb babo babr bac- baca bacc back baco bact bak- baka bako bakr bakt bar- bara barb barc bark baro barr bart bata batc bato batt baw- bawk bbbb bbrc bbwc bbwr bcaa bcar bcat bcbc bcca bccc bcor bcra bctc boab boac boak boar boat boba bobb bobo bobw boca bock boco boka boko boob booc book boor boot boow bor- bora bork boro borr bort borw bota botb boto bott botw bowa bowk bowr bowt brab brac brak brao brat braw brca brcb brcw brka brkb broa brob broc brok broo bror brot brow brrr brtc btaa btcc btob btor btrc btrt bttb btwc btwo bwaa bwoc c-bo caaa caab caac caat caba cabo cac- caca cacc cack caco cacr cacw caka caor cara carb carc cark caro carr cart cat- cata catb catc cato catt catw cawk cbac cbar cbat cbbc cbca cbcc cbcr cbct cbka cbko cbkr cbot cbrt cbta cbtc cbwa ccaa ccab ccac ccar ccat ccba ccbc ccca cccb cccc cckw ccob ccoc ccow ccra ccrc ccrt cctb cctc cctt ckac ckat ckbc ckck ckco ckcw ckoa ckob ckoc ckoo ckor ckot ckrc ckrw cktb ckwr ckww coak coat coba cobb cobo coca cock coco coct cok- coka coko coob cook coot cor- cora corb corc cork coro corr cort cota cotb cotc coto cott cotw cowt crab crac crar crat craw crbc crca crcc crcr crkc crob croc crok croo cror crot crow crrt crtc ctab ctba ctca ctor ctot ctrc ctta cttw cwac cwot cwrw kaaa kaab kaak kaar kaat kaba kabb kabc kabo kabr kabw kacb kacc kaco kact kacw kaka kakc kakk kako kakt kaoa kaoc kaok kaor kaow kara karb kark karo karr kart karw kat- kata katb katc katk kato katr katt katw kaw- kawa kawc kawk kawo kaww kbaa kbab kbac kbak kbar kbat kbba kbbb kbbc kbbk kbbo kbbr kbbt kbbw kbca kbcb kbck kbco kbcr kbct kbcw kbkb kbkk kbko