-hou bbbb bblb bbrg bhil bhir bhog bhoi bhor bhur bhuu bibb bibi bibl bibo bigb bigg bigo bigu bihi bihl bihu bili bill bilo bilu bilz bio- biog bioi biol biou birb birg biri birl biro birr biru bizu bizz blio blir bliz blob blog bloo blou blrg blub blur bobb bobi bobo bobu bogg bogh bogi bogo bohl boho bohr bohu boi- boii boil boiu bolg boli boll bolo bolu boob boog booh bool boor booz bor- borg borh bori boro borr boru borz bouh boul bour bozi bozo brig brih bril brio briz brob brog broh brol broo bror brou broz brrr brug bruh bruz bubb bubi bubo bubu bugg bugh bugi bugo buhi buhl buho buhr buir buiu bulb bulg buli bull bulu bulz buol bur- burb burg burh buri burl buro burr buru burz buuz buzi buzz bzou bzzz gbbo gggg gghg ghib ghiz ghll ghoi ghol ghug ghul ghuz gibb gibh gibz gigg gigi gigo gihz gilg gili gill gilo giog gioi girg giri girl giro girr giru giur gizi gizo gizz gli- glib glob glog gloh glor glou glrb glro glub glug glui glur gobi gobl gobo gogh gogi gogo gohb goli goll golo golu goog gooi gool goor gorb gorg gori goro gorr gorz gou- goug goul gour gozi gozo gozu grbr grib grig gril griz grob grog groh groi grol groo gror grou grrl grrr grub grug grui grur gruz gubb gubi gubu gugb gugg gugh gugi gugu guhr guib guil gulb guli gull gulo gulu gurb gurg gurh guri gurl guro gurr guru h-ii hbio hhgg hhhh hibi hibu high higi higl hihi hiho hiil hiiu hili hill hilo hilu hiob hiri hiro hiru hizz hlul hobo hogg hogh hogi hogl hogo hogu hohl hoho hoil hoir hol- holb holh holi holl holo holu holz hool hoor horg hori horl horo horr hour hozo hrbl hrib hrob hubb hubi hubl hubo hugg hugh hugi hugo huhi huhu huib huil huir huli hull hulu huor huri hurl huro hurr huru hurz huub huzi huzz i-go ibri ibro igbo igil igli iglo iglu igoo igor igri ihob ihub ihug ihuo iihl iiii iiio iioi iioo ilio ilir ill- illi illo ilog iloo iobi ioii ioio iolo iooi iooo iorg iori ioug iri- irig iril irio irlb irob iroh irri irul iuiu izzo lblr lboz lbug lgbu lhhh lhor libo libr libu ligg ligh ligi ligo lih- lihi liho liig liii liir lilb lilg lili lill lilo lilu lio- lior lirg liri lirl liro lirr liru lizi lizl llll lloo lob- lobb lobh lobi lobo log- logb logh logi logo lohi loho lohr lohu loir loiu loli loll lolo lolz loob lool loor looz lori loro louh loui loul lour louu lozi lrgb lroi lrrr lugg lugh lugi lugo lugu lugz luhi luhu luiz luli lull lulu lulz luoh lurg luri lurz luzi obbo oblu oboi obol obor obrh obri obro obuh ogb oggi oghi ogiz ogli ogog ogoi ogou ogri ogro ogui oguz ohgr ohhi ohho ohio ohob ohoh oigo oiii olbo olgr olib olig olio olli ollo olog olor olur oobi ooho oolo oooh oooo oozi orbb orbi orbo orbu orgo ori- orig oril orio orlo orlu oro- oror oroz orri orro orub orzo orzu ough ouii ouir oulu our- ouro ouu- ouzo ozgu ozil ozlu rbbb rbbr rbgh rboh rgbi rhbg rhib rhio rhiz rhli rhob rhog rhoh rhug rib- ribo ribu rigg righ rigi rigo rigu riho rill rilo rilu riol riou rioz riri rizi rizu rizz rlug rob- robb robi robo robu rogg rogh rogi rogo rohl rohr rohu roig roil roio roir roiu roiz roll rolo roob roog rooi rool roor rooz rori roro roru roub rouh roul rouz rozi rozz rrrr rubb rubi rubu rugg rugh rugi ruhh ruhi ruhl ruhr ruiz rull rulo ruri ruro ruru ruzi ubbi ubbo ubii ubir ubli ublo uggo ughi ugli ugol ugri ugro ugur uguu uhoh uhuh uirr ulli ullo ullr ulo- ulog ulul uor- urbi urgh urgi urgu urho urib uriu uro- urol uroo urrh urri urur uruz uulu uuri uuuu uzbl uzuh uzzi z-ro zhob zhor zhou zhug zhuo zhur zhuz zibo zigg zigi zigo zill zilo ziri ziro zizi zizz zlib zobo zogg zogi zogo zohr zoio zoli zoll zolo zoo- zool zorb zorg zori zoro zoug zozo zozu zubi zubo zubr zubu zuhr zull zulu zulz zuoz zurb zurr zuru zuul zuzu zzhz zzzz