a-ak a-ha a-ok aaaa aaab aaac aaah aaap aaba aabb aabc aabh aabp aaca aacb aacc aach aack aaco aacp aaha aahk aaka aaoo aapa aapc aaph aapo abaa abab abac abak abap abb- abba abbb abbo abca abcb abcc abch abcp abha abho aboa abob aboh abok aboo abpa abpc abpp acaa acab acac acap acba acca accc acch acco accp acha achh acho achp acoa acoh acop acpa ahab ahac ahah ahha ahoa ahok ahop akaa akah akao akap akca akha akka akko akok akpo aoah aoba aoca aokp aopo apac apah apak apao apap apba apca apcb apcc apco aph- apha aphc apo- apoc apoo apop appa appc apph baaa baah baak baba babb babo bac- baca bacc bach back baco baha baho bak- baka bakh bako baoh bapa bapc bapp bbbb bbch bcaa bcap bcbc bcbp bcca bccc bcpp bhao bhca bhcc boab boac boak boba bobb bobo boca boch bock boco boha boho boka boko boob booc booh book boop bopa bopp bpcp bphc c-bo caaa caab caac caah caap caba cabo cac- caca cacc cach cack caco caha caka capa capb capc caph capo capp cbac cbbc cbca cbcc cbcp cbha cbka cbko cbpc cbpp ccaa ccab ccac ccap ccba ccbc ccca cccb cccc cccp ccha cchp ccob ccoc ccpa ccpp chaa chab chac chah chak chao chap chbp chca chch chcp chha chka chkb choc choh chok choo chop chpa chpp ckac ckbc ckch ckck ckco ckoa ckob ckoc ckoo ckpc coak coba cobb cobh cobo coca coch cock coco cocp coha coho cok- coka coko coob cooh cook coop copa coph copo copp cpaa cpac cpap cpbc cpca cpha cppa haab haak haba habo hack haco haha haho haka hakk hako hapa happ hboc hcap hcbc hcca hccb hccc hcch hcpc hhaa hhhh hhpa hhpc hkcc hkpo hoac hoap hoba hobo hoca hoch hock hoha hoho hoka hoko hook hoop hopa hopo hopp hpac hpao hpcc kaaa kaab kaak kaap kaba kabb kabc kabo kacb kacc kach kaco kacp kaha kahc kaho kaka kakc kakh kakk kako kaoa kaoc kaok kap- kapa kapc kaph kapo kapp kbaa kbab kbac kbak kbap kbba kbbb kbbc kbbk kbbo kbca kbcb kbch kbck kbco kbhb kbhc kbhh kbhp kbkb kbkk kbko kboa kbob kboc kbok kboo kbpa kbpc kbpk kbpo kcaa kcab kcac kcah kcap kcba kcbc kcbk kcca kccb kccc kcck kcha kchh kchk kcho kckc kckk kcko kcob kcoh kcpa kcpc kcpo khab khac khak khao khap khbc khca khcb khcc khch khck khhk khho khka khkk khoa khob khoc khok khop khpa kkaa kkac kkap kkba kkbb kkbo kkcb kkch kkck kkco kkha kkhb kkhh kkhk kkkk kkoa kkob kkoh kkoo kkpc kkpk koab koac koak koap koba kobb kobc kobk kobo koca kocb koch kock kocp koha kohh koho koka kokb kokc kokh kokk koko kokp koob kooc kook kooo koop kopa kopb koph kopp kpac kpah kpak kpao kpba kpbb kpcc kpch kphp kpkk kpoa kpob kpoc kpok kpoo kpop kppc kppk kppo kppp oahp oaph obak obba obbo obkb obok ocab ocac ocak ocap ocbc occa occc ocha ocpa ocpp ohba ohcc ohho ohob ohoh ohok okak okap okha okka okko okok okpo ooaa ooak ooba ooha ooho oooh oooo opah opap opca opo- oppa oppo paak paap paba paca pach pack paco paha pahk paho pahp paka pako paoc paoh papa papb papp pbac pbcc pboc pbpa pbpk pcaa pcap pcba pcbc pcca pccc pcha pchp pcoa pcpb pcpp phah phcc phkb phob phoh phoo phpa poak poba pobo poca poch pock poco poha poka poko pooh pook poop pop- popa popc popo popp ppac ppap ppcc ppoa pppa pppo pppp