dddd ddot dmdt dod- dodd dodo domm domo dood doom door doot dord dorm doro dorr dort doru dotd doto dott doud doum dour dout drod drom drot drou drum drut druu dtor dtot dudd dudo dudu dumm duo- duro durt duru duur duut mddm mdot mdud mmmd mmmm mmod mmor modd modo modu momo momu mood moor moot mord moro mort moru motd motm moto mott motu moud mour mout mrdd mrmd mrtm mrtt mrud mtom mtor mtrr mttr mudd mudu mumm mumo mumu murd muro murr murt muru muto mutt mutu muut oddd odmr odom odoo odor odot odou odtu odum odur omo- omoo omor omro omuo oooo oord oort ordo ordu ormo oro- orom oror orot orro orto orum oto- otoo otor otro otto ottu otur our- ouro ourt out- outo ouu- rmtu rodd rodo romd romm romo rood room roor root roro rort roru roto rotr rott roud roum rout rrrr rrum rtdt rudd rudo rumm rumo rumt rurd ruro ruru ruto rutt rutu ruud t-mo tdor tmou tmro tmtt todd todo todt todu tomm tomo tomt tood toom toor toot tord torm toro torr tort toru totd totm toto totr tott toum tour tout trmd trmu trod trom troo trot trou trtr trud trut truu tttt tudu tumu tuor turd turm turo turr turt turu tuto tutt tutu tuum tuuo udoo udot ummo umor umut uomo uor- urdu uro- urom uroo urum urur urut utor utto uttu uuuu