-hou dddd dhod dhor dhur didi dido didu dihu diii dimi dimm dimo dimu dior diou dird dirr dod- dodd dodi dodo dohm dohr doid domi domm domo dood doom door dord dori dorm doro dorr doru doud doum dour drih drod droh drom drou drui drum druu dudd dudo dudu duhr duhu duid duir dumh dumi dumm duo- duri duro duru duur h-ii hdmi hdod hdri hdrm hhhh hidi hihi hiho hiiu himd himu hird hiri hirm hiro hiru hmmm hmri hodh hodi hodr hohm hoho hoid hoir hom- homo homr homu hood hoom hoor hord hori horo horr houd hour hrid hrod hrud hudd hudi hudo hudu huhi huhu huid huir humh humm humo huor hurd huri huro hurr huru iddm iddo idid idio idir idro iduo ihdr ihmo ihrd ihud ihuo iiii iiio iioi iioo iium imdi imhi imho imid imir immi immo imod imou imri imro imrr iod- iodd iodo ioii ioio iomo iooi iooo iori irdo iri- irid irio irmo irod iroh irri iuiu mddm mdii mdud mhmm mhmr mhor mid- midi mido mihi miho mihr miii miio mim- mimd mimi mimo mio- mird miri miro mirr miru miui mmdi mmhi mmhm mmii mmmd mmmh mmmm mmod mmor modd modh modi modo modu mohi mohm moho mohr mohu moii moio moir momi momo momu mood moor mord mori moro moru moud mour mrdd mrmd mrud mudd mudi mudu muhi muhr muhu muid muir mumm mumo mumu murd muri muro murr muru oddd oddi odio odir odiu odmr odoh odom odoo odor odou odum odur ohhi ohho ohid ohio ohoh ohum oido oiii oium omid omim omio omo- omoi omoo omor omri omro omuo oodi ooho ooid oooh oooo oord ordo ordu ori- orid orio ormo oro- orom oror orri orro orum oudh ouii ouir oumi our- ouro ouu- rdio rhim rhio rhod rhoh rhum ridd ridi rido riho rimi rimm rimo rimu riom riou riri rodd rodi rodo rohm rohr rohu roid roio roir roiu romd romi romm romo rood rooi room roor rori roro roru roud rouh roum rrrr rrum rudd rudi rudo ruhh ruhi ruhm ruhr ruid rumi rumm rumo rurd ruri ruro ruru ruud uddi udid udim udir udoh udoo uh-d uhid uhoh uhuh uirr ummo umor umri uomo uor- urdu urho urim uriu urmi uro- urom uroo urrh urri urum urur uuri uuuu