-er a-a a-b a-c a-z aaa aab aac aae aah aak aao aar aau aaz ab- aba abb abc abe abh abk abo abr abu abz ac- aca acb acc ace ach ack aco acr acu acz aea aeb aec aee aeh aek aeo aer aeu aez aha ahb ahc ahe ahh ahk aho ahr ahu ahz aka akb akc ake akh akk ako akr aku aoa aob aoc aoe aoh aok aoo aor aou ar- ara arb arc are arh ark aro arr aru arz au- aua aub auc aue auh auk auo aur auz az- aza azb aze azo azu azz b-u baa bab bac bae bah bak bao bar bau baz bba bbb bbc bbe bbh bbk bbo bbr bbu bca bcb bcc bce bch bck bco bcr bcu bcz be- bea beb bec bee beh bek beo ber beu bez bha bhb bhc bhe bhh bhk bho bhr bhu bka bkb bkc bke bkk bko bkr boa bob boc boe boh bok boo bor bou boz bra brb bre brh brk bro brr bru brz bua bub buc bue buh buk buo bur buu buz bza bze bzh bzo bzr bzu bzz c-- caa cab cac cae cah cak cao car cau caz cba cbb cbc cbe cbh cbk cbo cbr cbu cbz cca ccb ccc cce cch cck cco ccr ccu ccz ce- cea ceb cec cee ceh cek ceo cer ceu cez ch- cha chb chc che chh chk cho chr chu chz cka ckb ckc ckh cko co- coa cob coc coe coh cok coo cor cou coz cra crb crc cre crh crk cro crr cru crz cua cub cuc cue cuh cuk cuo cur cuu cuz cz- czc cze czk czo eaa eab eac eae eah eak eao ear eau eaz eba ebb ebc ebe ebh ebk ebo ebr ebu ec- eca ecb ecc ece ech eck eco ecr ecu eea eeb eec eee eek eeo eer eha ehb ehc ehe ehh eho ehr ehu eka ekb ekc eke ekh eko ekr eku eo- eoa eob eoc eoe eoh eok eoo eor eou era erb erc ere erh erk ero err eru erz eu- eua eub euc eue eur eze ezh ezo ezr ezz haa hab hac hae hah hak hao har hau haz hba hbb hbc hbe hbh hbk hbo hbr hbu hbz hca hcb hcc hce hch hck hco hcr he- hea heb hec hee heh hek heo her heu hez hha hhb hhc hhe hhh hhk hho hhr hhu hhz hka hkb hkh hkk hko hkr hku hoa hob hoc hoe hoh hok hoo hor hou hr- hra hrb hrc hre hrh hrk hro hrr hru hrz hua hub huc hue huh huk huo hur huu huz hze hzo k-z ka- kaa kab kac kae kah kak kao kar kau kaz kba kbb kbc kbe kbh kbk kbo kbr kbu kbz kca kcb kcc kce kch kck kcr kcu ke- kea keb kec kee keh kek keo ker kez kha khe khh khk kho khr khu khz kkb kkc kke kkh kkk kkr kku koa kob koc koe koh kok koo kor kou koz kra krc krk kro krr kru kub kuc kue kuh kuk kur kuu kzo oaa oab oac oae oah oak oao oar oau ob- oba obb obc obe obh obk obo obr obu oc- oca ocb occ och ock oco ocr ocu ocz oea oeb oec oee oeh oeo oer oha ohc ohe ohh oho ohr ohu oka okb okc oke okk oko okr oku oo- ooa oob ooc ooh ook ooo oor or- ora orb orc ore orh ork oro orr oru orz ou- oua ouc oue ouh ouk ouo our oza oze ozo ozu ozz ra- raa rab rac rae rah rak rao rar rau raz rba rbb rbc rbe rbh rbk rbo rbr rbu rca rcb rcc rce rch rco rcr rcu re- rea reb rec ree reh rek reo rer reu rez rh- rha rhb rhc rhe rhh rho rhr rhu rkb rkc rke rkk rko rku rkz roa rob roc roe roh rok roo ror rou roz rra rrb rrc rrh rrk rrr rru rua rub ruc rue ruh ruk ruo rur ruu ruz rza rzb rze rzo ua- uaa uab uac uae uah uak uao uar uau uaz uba ubb ubc ube ubh ubk ubo ubr ubu uca ucb ucc uce uch uck uco ucr ucu uea ueb uec uee ueh uer uha uhb uhc uhe uhh uho uhr uhu uka ukb ukc uke ukk ukr uku ukz uoa uob uoc uoe uok uoo uor ur- ura urb urc ure urk uro urr uru urz uua uuc uue uur uuu uza uzb uzh uzo uzu zaa zab zac zah zak zao zar zaz zbb zbc zbr zce zco zea zeb zec zee zeh zek zeo zer zez zha zhc zhe zho zhr zhu zka zo- zoa zob zoc zoe zok zoo zor zou zrh zro zub zuc zuk zur zuz zzr zzz

-hou a-ak a-be a-ha a-ok aaaa aaab aaac aaae aaah aaar aaba aabb aabc aabh aaca aacb aacc aace aach aack aaco aacr aacu aaea aaec aaha aahk aahz aaka aake aaku aaoe aaoo aara aarc aare aaro aaru abaa abab abac abae abak abar abau abb- abba abbb abbe abbo abbr abca abcb abcc abch abcr abec abee aber abez abha abho abhr aboa abob aboh abok aboo abor abou abra abrc abro abua abue abuk abza abzu acaa acab acac acae acar acba acca accc acce acch acco accu ace- acea acec aceh acek acer acha ache achh acho achr achu acke acoa acoe acoh acor acou acr- acra acrc acre acro acrr acu- acue acuo acur aeac aecb aeer aeka aer- aera aerc aero ahab ahac ahah ahar ahau ahaz ahha ahoa ahoe ahok ahor ahra ahrc ahre ahrr ahua akaa akae akah akao akar akca akee aker akeu akha akka akko akku akok akr- akra akre akua aoah aoba aoca aoce aoeu