-up a-a a-b a-c aaa aab aac aah aao aap aar aau ab- aba abb abc abh abo abp abr abu ac- aca acb acc ach aco acp acr acu aha ahb ahc ahh aho ahp ahr ahu aoa aob aoc aoh aoo aop aor aou ap- apa apb apc aph apo app apr apu ar- ara arb arc arh aro arp arr aru au- aua aub auc auh auo aup aur b-p b-u baa bab bac bah bao bap bar bau bba bbb bbc bbh bbo bbp bbr bbu bca bcb bcc bch bco bcp bcr bcu bha bhb bhc bhh bho bhp bhr bhu boa bob boc boh boo bop bor bou bpa bpb bpc bph bpo bpp bpr bpu bra brb brh bro brp brr bru bua bub buc buh buo bup bur buu c-- caa cab cac cah cao cap car cau cba cbb cbc cbh cbo cbp cbr cbu cca ccb ccc cch cco ccp ccr ccu ch- cha chb chc chh cho chp chr chu co- coa cob coc coh coo cop cor cou cpa cpb cpc cph cpo cpp cpr cpu cra crb crc crh cro crp crr cru cua cub cuc cuh cuo cup cur cuu haa hab hac hah hao hap har hau hba hbb hbc hbh hbo hbp hbr hbu hca hcb hcc hch hco hcp hcr hha hhb hhc hhh hho hhp hhr hhu hoa hob hoc hoh hoo hop hor hou hpa hpb hpc hph hpo hpp hpr hpu hr- hra hrb hrc hrh hro hrp hrr hru hua hub huc huh huo hup hur huu oaa oab oac oah oao oap oar oau ob- oba obb obc obh obo obp obr obu oc- oca ocb occ och oco ocp ocr ocu oha ohc ohh oho ohp ohr ohu oo- ooa oob ooc ooh ooo oop oor op- opa opb opc oph opo opp opr or- ora orb orc orh oro orp orr oru ou- oua ouc ouh ouo oup our p-p paa pab pac pah pao pap par pau pba pbb pbc pbo pbp pbr pbu pca pcb pcc pch pco pcp pcr pcu pha phb phc pho php phr phu poa pob poc poh poo pop por pou ppa ppb ppc pph ppo ppp ppr ppu pra prb prc prh pro prp prr pru pua pub puc puh pup pur puu ra- raa rab rac rah rao rap rar rau rba rbb rbc rbh rbo rbp rbr rbu rca rcb rcc rch rco rcp rcr rcu rh- rha rhb rhc rhh rho rhp rhr rhu roa rob roc roh roo rop ror rou rpa rpb rpc rph rpo rpp rpr rpu rra rrb rrc rrh rrp rrr rru rua rub ruc ruh ruo rup rur ruu ua- uaa uab uac uah uao uap uar uau uba ubb ubc ubh ubo ubp ubr ubu uca ucb ucc uch uco ucp ucr ucu uha uhb uhc uhh uho uhp uhr uhu uoa uob uoc uoo uop uor up- upa upb upc uph upo upp upr upu ur- ura urb urc uro urp urr uru uua uuc uur uuu

-hou a-ha aaaa aaab aaac aaah aaap aaar aaba aabb aabc aabh aabp aaca aacb aacc aach aaco aacp aacr aacu aaha aaoo aapa aapc aaph aapo aara aarc aaro aarp aaru aaup abaa abab abac abap abar abau abb- abba abbb abbo abbr abca abcb abcc abch abcp abcr abha abho abhr aboa abob aboh aboo abor abou abpa abpc abpp abpr abra abrc abro abua acaa acab acac acap acar acba acca accc acch acco accp accu acha achh acho achp achr achu acoa acoh acop acor acou acpa acpr acpu acr- acra acrc acro acrr acu- acuo acup acur ahab ahac ahah ahar ahau ahha ahoa ahop ahor ahpu ahra ahrc ahrr ahua aoah aoba aoca aopo aora aorb apac apah apao apap apar apba apbr apca apcb apcc apco apcr aph- apha aphc apo- apoc apoo apop apor apou appa appc apph appr appu apra aprc apro apua apuc apup arab arac arah arap arar arau arba arbh arc- arca arch arco arh- aroa arob aroo aror arpa arpu arr- arra arrc arrh arro arrr arru arua arub arup auaa auca auch aucp aupc aur- aura auro baaa baah baar baba babb babo babr babu bac- baca bacc bach baco baha baho bahr bahu baoh bapa bapc bapp bapu bar- bara barb barc barh baro barr baru bau- baur bbau bbbb bbch bbpr bbrc bcaa bcap bcar bcbc bcbp bcca bccc bcor bcpp bcra bcru bcuc bcup bhao bhar bhca bhcc bhor bhra bhur bhuu boab boac boar boba bobb bobo bobu boca boch boco bocu boha boho bohr bohu boob booc booh boop boor bopa bopp bor- bora borh boro borr boru boua bouh boup bour bpcp bphc bprc brab brac brah brao brau brca brcb broa brob broc broh broo bror brou brrr bruc bruh brup buar buba bubb bubo bubu buca bucc buch buco bucu buha buho buhr bupa bupc bur- bura burb burh buro burp burr buru c-bo caaa caab caac caah caap caba cabo cabu cac- caca cacc cach caco cacr caha caor capa capb capc caph capo capp capu cara carb carc caro carp carr cauc cauo caup cbac cbar cbbc cbca cbcc cbcp cbcr cbcu cbha cbpc cbpp cbrh ccaa ccab ccac ccap ccar ccba ccbc ccca cccb cccc cccp cccu ccha cchp cchr ccob ccoc ccpa ccpp ccpr ccra ccrc ccrp ccuc ccup chaa chab chac chah chao chap char chau chbp chca chch chcp chha choc choh choo chop chor chou chpa chpp chpr chra chrb chrc chro chrp chrr chua chub chur coba cobb cobh cobo cobu coca coch coco cocp cocu coha coho coob cooh coop copa coph copo copp copr cor- cora corb corc coro corp corr coua coub coup cour cpaa cpac cpap cpbc cpca cpcu cpha cppa crab crac crap crar crau crbc crbu crca crcc crcr crob croc croh croo crop