-er a-a a-b aaa aab aae aag aah aao aar aau ab- aba abb abe abg abh abo abr abu aea aeb aee aeg aeh aeo aer aeu ag- aga agb age agg agh ago agr agu aha ahb ahe ahg ahh aho ahr ahu aoa aob aoe aog aoh aoo aor aou ar- ara arb are arg arh aro arr aru au- aua aub aue aug auh auo aur b-u baa bab bae bag bah bao bar bau bba bbb bbe bbg bbh bbo bbr bbu be- bea beb bee beg beh beo ber beu bga bgb bge bgg bgh bgo bgr bgu bha bhb bhe bhg bhh bho bhr bhu boa bob boe bog boh boo bor bou bra brb bre brg brh bro brr bru bua bub bue bug buh buo bur buu eaa eab eae eag eah eao ear eau eba ebb ebe ebg ebh ebo ebr ebu eea eeb eee eeg eeo eer ega egb ege egg egh ego egr egu eha ehb ehe ehg ehh eho ehr ehu eo- eoa eob eoe eog eoh eoo eor eou era erb ere erg erh ero err eru eu- eua eub eue eug eur gaa gab gae gag gah gao gar gau gba gbe gbg gbh gbo gbr gbu ge- gea geb gee geg geh geo ger geu gga ggb ggg ggh ggo ggr ggu gha ghb ghe ghg ghh gho ghr goa gob goe gog goh goo gor gou gra grb gre grg grh gro grr gru gu- gua gub gue gug guo gur guu haa hab hae hag hah hao har hau hba hbb hbe hbg hbh hbo hbr hbu he- hea heb hee heg heh heo her heu hga hgb hge hgg hgh hgo hgr hgu hha hhb hhe hhg hhh hho hhr hhu hoa hob hoe hog hoh hoo hor hou hr- hra hrb hre hrg hrh hro hrr hru hua hub hue hug huh huo hur huu oaa oab oae oag oah oao oar oau ob- oba obb obe obg obh obo obr obu oea oeb oee oeg oeh oeo oer oga oge ogg ogh ogo oha ohe ohg ohh oho ohr ohu oo- ooa oob oog ooh ooo oor or- ora orb ore org orh oro orr oru ou- oua oue ouh ouo our ra- raa rab rae rag rah rao rar rau rba rbb rbe rbg rbh rbo rbr rbu re- rea reb ree reg reh reo rer reu rga rgb rge rgg rgh rgo rgr rh- rha rhb rhe rhg rhh rho rhr rhu roa rob roe rog roh roo ror rou rra rrb rrg rrh rrr rru rua rub rue rug ruh ruo rur ruu ua- uaa uab uae uag uah uao uar uau uba ubb ube ubg ubh ubo ubr ubu uea ueb uee ueg ueh uer uga ugb uge ugg ugh ugo ugr ugu uha uhb uhe uhh uho uhr uhu uoa uob uoe uog uoo uor ur- ura urb ure urg uro urr uru uua uue uug uur uuu

-hou a-be a-ha aaaa aaab aaae aaah aaar aaba aabb aabh aaea aage aagh aaha aaoe aaoo aara aare aaro aaru abaa abab abae abag abar abau abb- abba abbb abbe abbo abbr abee aber abha abho abhr aboa abob aboh aboo abor abou abra abro abua abue abug aeer aega aer- aera aero ag-o agag agao agar agau agba agbo agea agee ager agga agge aggu agha aghe agob agog agoo agou agra agre agro agua ague agur ahab ahah ahar ahau ahha ahoa ahoe ahog ahor ahra ahre ahrr ahua ahug aoah aoba aoeu aora aorb arab arae arag arah arar arau arba arbe arbh area aree areg areh areo areu arga argb arge argh argo arh- aroa arob aroe aroo aror arr- arra arre arrg arrh arro arrr arru arua arub arue arug auaa aube auer auga auge aur- aura aure auro auug baaa baah baar baba babb babe babo babr babu baer baga bage bagg bagh bago baha baho bahr bahu baoh bar- bara barb bare barg barh baro barr baru bau- baug baur bbau bbbb bbeb bbga bbrg beag beah bear beau beba bebb bebe bebo beeb beeg beer bega begg bego begu behr beo- beor bera bere berg bero berr beru beur bhag bhao bhar bher bhog bhor bhra bhur bhuu boab boag boar boba bobb bobe bobo bobu boea boee boeo boer boga boge bogg bogh bogo boha boho bohr bohu boob booe boog booh boor bor- bora bore borg borh boro borr boru boua boue bouh bour brab brae brag brah brao brau brea breb bree breg breo brer broa brob broe brog broh broo bror brou brrr brue brug bruh buar buba bubb bube bubo bubu buea buer bueu buga buge bugg bugh bugo buha buhe buho buhr bur- bura burb bure burg burh buro burr buru eaba eabh eaga eage eara earb eare earh earo ebba ebbo ebbr eber eboe eboo ebor ebro ebru ebur eeea eeee eega eera eerg eero egaa egae egao egar egba egbe egbu egea egee eger eggb egge eggh eggo eghe eghh ego- egor egra egre ehaa ehea eheh eher eheu ehre eora eore erau erba erbb erbe ereb erer erg- erga ergg ergh ergo erhu erob eroe eroo erra erre erro erua erub eruh erur euba euer euge eugh eur- eura eure euro gaar gaba gabb gabe gabo gabr gabu gaea gaer gaga gage gagg gago gagu gaha gahe gaoh gara garb gare garg garo garr gaua gaub gaue gaur gbag gbbo geab gear geba gebe geer gege gegg gego geha gehu geo- geog gera gerb gere gero geru geue gggg gghg ghar ghea ghee gheg ghug goar goba gobe gobo goer goga gogh gogo goha gohb goog goor gora gorb gore gorg goro gorr gou- goug gour grab grae grau grbr grea greb gree greg greu grob grog groh groo gror grou grrr grua grub grue grug grur guaa guag guao guar guba gubb gubu guer guga gugb guge