-er b-u bbb bbe bbh bbk bbo bbr bbu bbx be- beb bee beh bek beo ber beu bex bhb bhe bhh bhj bhk bho bhr bhu bhx bjj bjk bjr bju bkb bke bkk bko bkr bkx bob boe boh boj bok boo bor bou box brb bre brh brj brk bro brr bru brx bub bue buh buj buk buo bur buu bux bxb bxj bxo bxx ebb ebe ebh ebj ebk ebo ebr ebu ebx eeb eee eek eeo eer eex ehb ehe ehh eho ehr ehu ejo eju ekb eke ekh eko ekr eku eo- eob eoe eoh eok eoo eor eou erb ere erh erk ero err eru eu- eub eue euj eur eux ex- exe exh exo exr exu exx hbb hbe hbh hbj hbk hbo hbr hbu hbx he- heb hee heh hej hek heo her heu hex hhb hhe hhh hhj hhk hho hhr hhu hjk hjo hjr hkb hkh hkk hko hkr hku hob hoe hoh hok hoo hor hou hox hr- hrb hre hrh hrj hrk hro hrr hru hub hue huh huj huk huo hur huu hux jbj jbk jbo jbr jbu jeb jee jeh jej jek jeo jer jeu jhe jhj jho jhr jhu jjb jjj jjk jjr jju jkb jkh jkk jko jkr jku jkx job joe joh joj jok joo jor jou jrb jrk jro jrr jub jue juh juk juo jur kbb kbe kbh kbk kbo kbr kbu kbx ke- keb kee keh kek keo ker kex khe khh khj khk kho khr khu kjb kje kjr kju kkb kke kkh kkk kkr kku kob koe koh kok koo kor kou krk kro krr kru kub kue kuh kuj kuk kur kuu kxo ob- obb obe obh obj obk obo obr obu obx oeb oee oeh oeo oer oex ohe ohh oho ohr ohu ojb oje ojo oju okb oke okj okk oko okr oku oo- oob ooh ook ooo oor oox or- orb ore orh ork oro orr oru orx ou- oue ouh ouk ouo our ox- oxb oxo oxx rbb rbe rbh rbk rbo rbr rbu rbx re- reb ree reh rek reo rer reu rex rh- rhb rhe rhh rho rhr rhu rjk rjr rkb rke rkk rko rku rob roe roh roj rok roo ror rou rox rrb rrh rrk rrr rru rub rue ruh ruk ruo rur ruu rux rxr ubb ube ubh ubk ubo ubr ubu ubx ueb uee ueh uer uhb uhe uhh uhj uho uhr uhu ujo ukb uke ukk ukr uku uob uoe uoj uok uoo uor uox ur- urb ure urk uro urr uru urx uue uur uuu uxb uxo uxr uxu xbe xbr xbx xee xer xeu xex xjo xkb xke xok xoo xor xox xrx xue xxo xxx

-hou bbbb bbeb bbox bebb bebe bebo beeb beej beek beer behr beke beko beo- beok beor bere berk bero berr beru beuk beur beux bher bhor bhuj bhur bhuu bobb bobe bobo bobu boee boeo boer boho bohr bohu bojo boju boke boko boku boob booe booh book boor boox bor- bore borh borj bork boro borr boru boue bouh bouk bour breb bree brek breo brer brex brje brkb brob broe broh brok broo bror brou brox brrr brue bruh brux bubb bube bubo bubu buer bueu buhe buho buhr buje bujo buju buke bukh bukk buko buku bur- burb bure burh burj burk buro burr buru ebbo ebbr eber eboe eboo ebor ebox ebro ebru ebur eeee eeke eero eheh eher eheu ehre ejer ejob ejoo ekeb ekek eker ekho ekur eore eoux er-x erbb erbe ereb erer erhu erke erob eroe eroo erre erro erub eruh erur euer eur- eure euro exer exh- exo- exor exrx hbox hebb hebe hebo hebr heeb heek heer hehe heho heke heku heor heou herb here herk hero herr heru heue heuk heur hex- hexb hexe hhex hhhh hkbu hkej hkex hobe hobo hoek hoer hohe hoho hoje hojo hoju hoke hoko hoku hooe hook hoor hoox hore hork horo horr houe houk hour houx hree hrob hubb hube hubo huer huhu huje huke huor hure hurk huro hurr huru huub j-ro j-xx jbob jebb jebe jeer jehu jeju jeke jeok jere jerk jero jeru jeuk jeur jeux jhok jobe jobo jobu joee joho jojo jokb joke jook joor joox jore jork joro jouk jour joux jrbr jruh jube jubu juho juhu juju juke juku juok jure jurr kbbb kbbe kbbk kbbo kbbr kbbu kbeb kbee kbeh kbek kbeo kber kbex kbhb kbhe kbhh kbhr kbjk kbkb kbkk kbko kbkr kbob kboe kbok kboo kbox kbrb kbre kbrh kbrj kbrk kbro kbru kbrx kbub kbue kbuk kbur kbuu kbux kbxb kbxr kbxx kebb kebe kebr kebu keeh keek keer kehk kehr kejb kejj kejo kekb keke keko keku keoj keok ker- kerb kere kerk kero kerr keru kerx keur kexb kexo kexx khbr khbx kheb kher khhk khho khjk khke khkk khkr khkx khob khoe khoj khok khor khou khrk khro khrr khub khuk khur kjbb kjbr kjbx kjee kjer kjhk kjjj kjjk kjjo kjjr kjke kjkj kjkk kjoe kjoj kjok kjor kjox kjrb kjxj kjxk kjxx kkbb kkbe kkbj kkbo kkbr kkex kkhb kkhh kkhj kkhk kkhr kkjb kkjk kkkj kkkk kkob kkoh kkoj kkoo kkor kkrb kkre kkrh kkrk kkro kkrr kkrx kkuu kkxk kkxx kobb kobe kobk kobo kobr kobu kohh koho kohr kohu kojb koje kojo kokb koke kokh kokk koko kokr koku kokx koob kook kooo koor koou korb kore kork koro korr koru koub koue kour kouu koxe koxr krbb krbe krbk krbr krbx kreb kree kreh krej krek kreo kreu krex krjb krje krjk krjo krke krkh krkk krko krkr krku krkx krob kroe kroh krok kroo kror krox krrb krre krrk krro krrr krrx krue kruh kruk krur krux krxb krxk krxo krxr krxx kubb kube kubj kubo kubr kubu kuek kueu kuhu kuje kujj kujo kuju kuke kukh kukk kuku kuok kuoo kurb kure kurk kuro