a-a a-b a-c aaa aab aac aad aao aar aau aaw ab- aba abb abc abd abo abr abu abw ac- aca acb acc acd aco acr acu acw ad- ada adb adc add ado adr adu adw aoa aob aoc aod aoo aor aou aow ar- ara arb arc ard aro arr aru arw au- aua aub auc aud auo aur auw aw- awa awb awc awd awo awr awu aww b-u baa bab bac bad bao bar bau baw bba bbb bbc bbd bbo bbr bbu bbw bca bcb bcc bcd bco bcr bcu bda bdb bdc bdd bdo bdr bdu bdw boa bob boc bod boo bor bou bow bra brb brd bro brr bru brw bua bub buc bud buo bur buu buw bwa bwb bwc bwd bwo bwr bwu c-- caa cab cac cad cao car cau caw cba cbb cbc cbd cbo cbr cbu cbw cca ccb ccc ccd cco ccr ccu ccw cda cdb cdc cdd cdo cdr cdu cdw co- coa cob coc cod coo cor cou cow cra crb crc crd cro crr cru crw cua cub cuc cud cuo cur cuu cuw cw- cwa cwb cwc cwd cwo cwr cwu daa dab dac dad dao dar dau daw dba dbb dbc dbd dbo dbr dbu dca dcb dcc dcd dco dcr dcu dcw dda ddb ddc ddd ddo ddr ddu ddw doa dob doc dod doo dor dou dow dra drb drc drd dro drr dru drw dua dub duc dud duo dur dwa dwb dwc dwo dwr dwu dww oaa oab oac oad oao oar oau oaw ob- oba obb obc obd obo obr obu obw oc- oca ocb occ ocd oco ocr ocu ocw oda odb odc odd odo odr odu oo- ooa oob ooc ood ooo oor oow or- ora orb orc ord oro orr oru ou- oua ouc oud ouo our owa owb owc owd owo owu oww ra- raa rab rac rad rao rar rau raw rba rbb rbc rbd rbo rbr rbu rbw rca rcb rcc rcd rco rcr rcu rcw rda rdb rdc rdd rdo rdr rdu roa rob roc rod roo ror rou row rra rrb rrc rrd rrr rru rua rub ruc rud ruo rur ruu rwa rwb rwc rwd rwr rwu ua- uaa uab uac uad uao uar uau uaw uba ubb ubc ubo ubr ubu ubw uca ucb ucc ucd uco ucr ucu ucw uda udb udc udd udo udr udu uoa uob uoc uod uoo uor uow ur- ura urb urc urd uro urr uru urw uua uuc uur uuu uwa uwb uwc uwr uww waa wab wac wad wao war wau waw wba wbb wbc wbd wbo wbr wbw wca wcb wcc wcd wco wcr wcu wcw wda wdb wdc wdr wdu woa wob woc wod woo wor wou wow wr- wra wrc wrd wro wrr wru wrw wua wub wuc wud wuo wur wwa wwc wwd wwo wwu www

a-do a-wa aaaa aaab aaac aaad aaar aaba aabb aabc aabd aabw aaca aacb aacc aacd aaco aacr aacu aada aadc aadu aaoo aaow aara aarc aard aaro aaru aauw aaww abaa abab abac abad abar abau abaw abb- abba abbb abbo abbr abca abcb abcc abcd abcr abcw abda abdo abdu aboa abob abod aboo abor abou abow abra abrc abro abua abud abwa abwr abwu acaa acab acac acad acar acba acca accc accd acco accu acda acdb acdc acoa acod acor acou acow acr- acra acrc acro acrr acu- acuo acur acwa acww adaa adab adac adad adao adar adaw adba adbc adcc adda addc addd addo addr addu adob adoc adod adoo ador adra adro adua adub adur adwa aoba aoca aora aorb aowd arab arac arad arar arau araw arba arc- arca arco arda ardc ardo ardu aroa arob arod aroo aror arow arr- arra arrc arro arrr arru arua arub arud arwa auaa auca audc audo aur- aura aurd auro auwa awac awad awar awoo awow awro awwa baaa baad baar baba babb babo babr babu bac- baca bacc baco bada badb badd bado badr badu bar- bara barb barc bard baro barr baru bau- baud baur baw- bawd bawu bbad bbau bbbb bbdd bbdo bbrc bbwc bbwr bcaa bcar bcbc bcca bccc bcda bcor bcra bcru bcuc bd-r bdbc bddc boab boac boad boar boba bobb bobo bobu bobw boca boco bocu boda bodb bodo bodu boob booc bood boor boow bor- bora bord boro borr boru borw boua boud bour bouw bowa bowd bowr brab brac brad brao brau braw brca brcb brcw brda brdo broa brob broc brod broo bror brou brow brrr bruc brud buad buar buba bubb bubo bubu buca bucc buco bucu buda budb budd budo budu bur- bura burb burd buro burr buru buwa bwaa bwoc c-bo c-cd caaa caab caac caba cabo cabu cac- caca cacc caco cacr cacw cada cadc cadd cado cadr cadu cadw caod caor cara carb carc card caro carr cauc cauo cawu cbac cbar cbbc cbca cbcc cbcr cbcu cbdb cbdc cbdo cbrd cbwa cbwd ccaa ccab ccac ccad ccar ccba ccbc ccca cccb cccc cccu ccdc ccdr ccob ccoc ccod ccow ccra ccrc ccuc cd-r cdaa cdac cdad cdba cdda cddb cddr coad coba cobb cobo cobu coca coco cocu coda codd coob cood cor- cora corb corc cord coro corr coua coub coud cour cowd crab crac crar crau craw crbc crbu crca crcc crcr crda crdc crob croc crod croo cror crow crub crud crwd cuau cub- cuba cubb cuca cucc cuda cura curb curd curo curr cwac cwrw d-bo daab daad daar daau daba dabb dabo dabu daca dada dado dadu daou dara darb darc dard daro darr daru daub daud daur dauw dawa dawd dawo dawr dawu dbar dbcc dcbc dcca dccb dccc dccu dcdb dcra dddd ddoc ddrc ddub doab doar doba dobb dobu doca doco docu dod- doda dodd dodo doob dood door dora dorc dord doro dorr doru doub douc