-up a-a a-b a-c a-q aaa aab aac aak aap aaq aau ab- aba abb abc abk abp abq abu ac- aca acb acc ack acp acq acu aka akb akc akk akp aku ap- apa apb apc apk app apq apu aqa aqc aqp au- aua aub auc auk aup b-p b-u baa bab bac bak bap baq bau bba bbb bbc bbk bbp bbq bbu bca bcb bcc bck bcp bcq bcu bka bkb bkc bkk bkp bkq bpa bpb bpc bpp bpu bqc bqp bua bub buc buk bup buu c-- caa cab cac cak cap caq cau cba cbb cbc cbk cbp cbq cbu cca ccb ccc cck ccp ccu cka ckb ckc cpa cpb cpc cpk cpp cpq cpu cqa cqb cqc cua cub cuc cuk cup cuq cuu ka- kaa kab kac kak kap kau kba kbb kbc kbk kbp kbu kca kcb kcc kck kcp kcu kkb kkc kkk kkp kku kpa kpc kpk kpp kpq kpu kqa kub kuc kuk kup kuu p-p paa pab pac pak pap paq pau pba pbb pbc pbk pbp pbu pca pcb pcc pck pcp pcq pcu pka pkb pkc pkp pku ppa ppb ppc ppk ppp ppq ppu pqq pua pub puc puk pup puu qaa qac qap qau qba qbc qbq qca qcc qcp qpc qpp qqk qqq qqu qu- qua ua- uaa uab uac uak uap uaq uau uba ubb ubc ubk ubp ubu uca ucb ucc uck ucp ucu uka ukb ukc ukk ukp uku up- upa upb upc upk upp upu uua uuc uuu

a-ak aaaa aaab aaac aaap aaba aabb aabc aabp aaca aacb aacc aack aacp aacu aaka aaku aapa aapc aaup abaa abab abac abak abap abau abb- abba abbb abca abcb abcc abcp abpa abpc abpp abua abuk acaa acab acac acap acba acca accc accp accu acpa acpu acu- acup akaa akap akca akka akku akpu akqa akua apac apak apap apba apca apcb apcc appa appc appu apua apuc apup aqap aqu- aqua auaa auca aucp aupc baaa baak baba babb babu bac- baca bacc back bak- baka baku bapa bapc bapp bapu baqa bau- bauk bbau bbbb bbbq bcaa bcap bcbc bcbp bcca bccc bcpp bcuc bcup bpcp buba bubb bubq bubu buca bucc buck bucu buka bukk buku bupa bupc buqa caaa caab caac caap caba cabu cac- caca cacc cack caka capa capb capc capp capu cauc cauk caup cbac cbbc cbca cbcc cbcp cbcu cbka cbpc cbpp ccaa ccab ccac ccap ccba ccbc ccca cccb cccc cccp cccu ccpa ccpp ccuc ccup ckac ckbc ckck ckpc cpaa cpac cpap cpbc cpca cpcu cppa cuau cub- cuba cubb cuca cucc cuck cucq cuk- cuka cupp kaaa kaab kaak kaap kaaq kaba kabb kabc kabq kabu kacb kacc kacp kacq kacu kaka kakc kakk kaku kap- kapa kapc kapp kapu kau- kaub kauc kauk kaup kbaa kbab kbac kbak kbap kbaq kbba kbbb kbbc kbbk kbbu kbca kbcb kbck kbcq kbcu kbkb kbkk kbpa kbpc kbpk kbpu kbqb kbua kbub kbuc kbuk kbup kbuu kcaa kcab kcac kcap kcaq kcau kcba kcbc kcbk kcbq kcbu kcca kccb kccc kcck kccu kckc kckk kcpa kcpc kcpq kcpu kcqq kcua kcub kcuk kcup kkaa kkac kkap kkaq kkba kkbb kkbq kkcb kkck kkcq kkkk kkpc kkpk kkqq kkua kkup kkuu kpac kpak kpau kpba kpbb kpcc kpkk kppc kppk kppp kpua kpub kqac kqak kqaq kqba kqbb kqbk kqbu kqca kqck kqkk kqqa kqqk kqqq kqup kuac kuap kuau kuba kubb kubc kubq kubu kuca kucb kucc kucp kuka kukk kuku kupa kupb kupu kuqq kuub kuuk kuuu paak paap paba pabu paca pack pacu paka paku papa papb papp paua pauk paup pbac pbcc pbpa pbpk pcaa pcap pcba pcbc pcca pccc pcpb pcpp ppac ppap ppcc pppa pppp pqcc pubu puca puck puka puku pupa pupu puuc qa-c qppb qqqq quaa quab quap quba qucu quu- uabc uaca uaua ubac ubba ubpc ucak ucbc ucca uccp ucka ucpa ucpb ucua ukba ukcc ukpa ukup upac upca uppa uppc uppp uppu upup uqac uqcc uucp uuuu

-aaa- -cpca a-a-p a-cup a-pac aaaaq aabaa aabba aacap aacbc aacbp aaccp aacpa aacpp aapua aaqua abaab ababa ababu abaca aback abaka abbac abccc acaca acacb acack acapp acapu acaua accub acqua acuba akaba akbuk akkub akuku apack apapa apcbc apuka aqaba aqua- babak babau babka bacab bacca back- backa bacu bacup bakau bakka baqaa bccup bubba bubka bucak bucaq bucca bucka bucku bukac bukaq bukk- bupap c-a-c c-p-c ca-ca caaba cacak cacau cacu capab capac cappa capua cauac cauca ccccc cpack cuaba cubub cucuk cuppa k-pac kaaba kaabu kabaa kabab kabak kabba kabua kakap kakau kakka kakku kapaa kapak kapap kapca kappa kuaka kubau kubba kucuk kukak kukka kukua kukup kupka kuppa kupua packa pakaa papa- papak papau pappa pappu papua papuk pauca pucca pucka pucuq pukka puppa qabab qabqa qapaq quack quauk qubba upack upc-a upupa uuuuu

aaaaba abacab ackack akbaba akkaba akuaba akuaku aucuba baabaa babacu bacaba bacau backup bacpac bakpau baucau bbbbbb buback bububu buckau buckup bukaua caback cabucu cacapa cakcak kaback kabaka kabuku kakkak kapaau kapucu kapuka kapuku kaukau kubaba kukupa pa-kua packup pakapu paukaa paukka pppppp pukcab quakka quaqua uacaba uapaca ucuuba uk-apc upback

aaa-cpa abacua abakua ack-ack aku-aku aquapac bac-cab back-up bau-bau bbbbbbb caapucu cabback cauaua cubukcu kacabac kaukaba kupapa pack-up pubbaka

back-cap backpack backuppc bbbbbbbb bu-ba-bu buckbuck cupuacu kakababu kukukuku pak-a-pu pakapaka papapapa pucapuca pukapuka

abakabaka abbabubba baabaabaa back-pack puka-puka

quackquack

kaukapakapa pakka-pakka quack-quack

aaaaaaaaaaaaaaa bbbbbbbbbbbbbbb ccccccccccccccc