-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 bio- biog bioi biol biou birb birg biri birl biro birr biru blio blir 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 bor- borg borh bori boro borr boru bouh boul bour brig brih bril brio brob brog broh brol broo bror brou brrr brug bruh bubb bubi bubo bubu bugg bugh bugi bugo buhi buhl buho buhr buir buiu bulb bulg buli bull bulu buol bur- burb burg burh buri burl buro burr buru gbbo gggg gghg ghib ghll ghoi ghol ghug ghul gibb gibh gigg gigi gigo gilg gili gill gilo giog gioi girg giri girl giro girr giru giur 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 gou- goug goul gour grbr grib grig gril grob grog groh groi grol groo gror grou grrl grrr grub grug grui grur 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 hlul hobo hogg hogh hogi hogl hogo hogu hohl hoho hoil hoir hol- holb holh holi holl holo holu hool hoor horg hori horl horo horr hour 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 huub 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 lblr 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 llll lloo lob- lobb lobh lobi lobo log- logb logh logi logo lohi loho lohr lohu loir loiu loli loll lolo loob lool loor lori loro louh loui loul lour louu lrgb lroi lrrr lugg lugh lugi lugo lugu luhi luhu luli lull lulu luoh lurg luri obbo oblu oboi obol obor obrh obri obro obuh ogb oggi oghi ogli ogog ogoi ogou ogri ogro ogui ohgr ohhi ohho ohio ohob ohoh oigo oiii olbo olgr olib olig olio olli ollo olog olor olur oobi ooho oolo oooh oooo orbb orbi orbo orbu orgo ori- orig oril orio orlo orlu oro- oror orri orro orub ough ouii ouir oulu our- ouro ouu- rbbb rbbr rbgh rboh rgbi rhbg rhib rhio rhli rhob rhog rhoh rhug rib- ribo ribu rigg righ rigi rigo rigu riho rill rilo rilu riol riou riri rlug rob- robb robi robo robu rogg rogh rogi rogo rohl rohr rohu roig roil roio roir roiu roll rolo roob roog rooi rool roor rori roro roru roub rouh roul rrrr rubb rubi rubu rugg rugh rugi ruhh ruhi ruhl ruhr rull rulo ruri ruro ruru 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 uulu uuri uuuu