-er b-u bbb bbe bbh bbi bbk bbl bbr bbu be- beb bee beh bei bek bel ber beu bhb bhe bhh bhi bhk bhl bhr bhu bi- bib bie bih bii bik bil bir biu bkb bke bkk bkl bkr blb ble blh bli blk bll blr blu brb bre brh bri brk brl brr bru bub bue buh bui buk bul bur buu ebb ebe ebh ebi ebk ebl ebr ebu eeb eee eek eel eer ehb ehe ehh ehi ehl ehr ehu eib eie eii eik eil eir eiu ekb eke ekh eki ekl ekr eku elb ele elh eli elk ell elr elu erb ere erh eri erk erl err eru eu- eub eue eui eul eur h-i hbb hbe hbh hbi hbk hbl hbr hbu he- heb hee heh hei hek hel her heu hhb hhe hhh hhi hhk hhl hhr hhu hib hie hih hii hik hil hir hiu hkb hkh hki hkk hkl hkr hku hlb hle hlh hli hll hlr hlu hr- hrb hre hrh hri hrk hrl hrr hru hub hue huh hui huk hul hur huu ibb ibe ibh ibi ibk ibl ibr ibu ie- iee iei iek iel ier ihb ihe ihh ihi ihk ihl ihr ihu iib iie iih iii iil iir iiu ikb ike iki ikk ikl ikr iku il- ilb ile ilh ili ilk ill ilr ilu ir- irb ire iri irk irl irr iru iu- iub iue iui iur kbb kbe kbh kbi kbk kbl kbr kbu ke- keb kee keh kei kek kel ker khe khh khi khk khr khu kib kie kih kii kik kil kir kiu kkb kke kkh kki kkk kkl kkr kku kl- klb klh kli klr klu kri krk krl krr kru kub kue kuh kui kuk kul kur kuu lbb lbe lbh lbi lbk lbl lbr lbu leb lee leh lei lek lel ler leu lhb lhh lhi lhk lhr lhu lib lie lih lii lik lil lir liu lkb lkh lkl lkr llb lle lli llk lll llr llu lrb lrh lri lrk lrr lru lub lue luh lui luk lul lur luu rbb rbe rbh rbi rbk rbl rbr rbu re- reb ree reh rei rek rel rer reu rh- rhb rhe rhh rhi rhl rhr rhu rib rie rih rii rik ril rir rkb rke rkk rku rle rlh rli rll rlr rlu rrb rrh rri rrk rrl rrr rru rub rue ruh rui ruk rur ruu ubb ube ubh ubi ubk ubl ubr ubu ueb uee ueh uei uel uer uhb uhe uhh uhi uhl uhr uhu uib uie uii uil uir uiu ukb uke uki ukk ukl ukr uku ulb ule uli ulk ull ulr ulu ur- urb ure uri urk url urr uru uue uur uuu

bbbb bbeb bblb bebb bebe bebi beeb beek beel beer behr beik beil beir beke beki bele beli belk bell belu bere beri berk berr beru beuk beur bhel bher bhie bhil bhir bhur bhuu bibb bibe bibi bibl bieb biel bier bieu bihe bihi bihl bihu bike bikh biku bile bili bilk bill bilu birb bire biri birk birl birr biru bleb blee bleh blei blek bleu blik blir blkb blub blue blur breb bree brei brek brel brer brie brih brik bril brkb brrr brue bruh bubb bube bubi bubu buel buer bueu buhe buhi buhl buhr buie buik buir buiu buke bukh buki bukk buku bulb bule buli bulk bull bulu bur- burb bure burh buri burk burl burr buru ebbr ebel eber ebli ebru ebul ebur eeee eeke eele eheh ehel eher eheu ehle ehre eiei eier eike eiki eile eire ekeb ekek eker ekki ekur el-b elbe elbi elbu elee eleh elek eler elhi elie elik elil elke elki elle elli ellu elue elui elul erbb erbe ereb erei erel erer erhu erie erih erik eril eriu erke erki erle erli erll erre erub eruh erur eubi euer euhl eule eur- eure h-ii hebb hebe hebi hebr heeb heek heel heer hehe heie heih heik heil heir heke heku hele heli helk hell helu herb here heri herk herl herr heru heue heui heuk heur hhhh hibi hibu hiei hier hieu hihe hihi hiie hiil hiiu hike hiki hiku hile hili hill hilu hire hiri hirk hiru hkbu hkir hler hlik hluk hlul hrbl hree hrib hubb hube hubi hubl huel huer huhi huhu huib huie huik huil huir huke huki hule huli hulk hull hulu hure huri hurk hurl hurr huru huub i-be ibeh ibie ible ibri ieie iele iere ieri iher ihre ihub iihl iiie iiii ikee iker ikki ikri ikue ile- ilek iler ilie ilir ilke ilki ilku ill- ille illi ilre irbe iree irel irer iri- irie iril irki irlb irre irri irul iuel iuiu kbbb kbbe kbbi kbbk kbbl kbbr kbbu kbeb kbee kbeh kbek kbel kber kbhb kbhe kbhh kbhi kbhl kbhr kbib kbie kbik kbil kbiu kbkb kbkk kbkl kbkr kblb kble kbll kblr kblu kbrb kbre kbrh kbri kbrk kbrl kbru kbub kbue kbuk kbul kbur kbuu kebb kebe kebi kebr kebu keeh keek keel keer kehk kehl kehr keib keii keik keil keir kekb keke keki kekl keku kele keli kelk kell kelu ker- kerb kere keri kerk kerl kerr keru keul keur khbr kheb khel kher khhk khhl khii khil khke khki khkk khkr khle khll khlr khri khrk khrr khub khui khuk khur kibb kibe kibi kibl kibr kibu kiel kier kieu kihh kihi kihk kihr kihu kiii kiik kiiu kiki kikk kikr kiku kilb kile kili kilk kill kilr kirb kiri kirk kirr kiru kiul kiur kiuu kkbb kkbe kkbi kkbl kkbr kkhb kkhh kkhi kkhk kkhr kkik kkkk kklb kklh kkli kkll kkrb kkre kkrh kkrk kkrl kkrr kkuu klbb klbe klbl klbu kleb klee klek kler klhb klib klik klil klir kliu klkk klkl klkr kllb klle kllk klrk klrr klru klub klue kluh kluk klur kluu krbb krbe krbi krbk krbl krbr kreb kree kreh krei