odbo oddd oddi odin odio odir odiu odmr odnb odom odon odoo odor odot odou odtu odum odur ogb oggi ogin ogni ogod ogog ogoi ogon ogou ogri ogro ogui ogum ogun oido oigo oiii oimb oint oion oirt oiti oium ombo ombu omdb omid omim omin omio omit omn- omni omo- omoi omon omoo omor omri omro omuo ondi ondo ongi ongo ongu onir onit onni onno onod onon onor ont- onti onto onur onut oobi oodi ooid oont oooo oord oort ootb orbb orbi orbo orbu ordn ordo ordu orgn orgo ori- orid orig orin orio orit ormn ormo orni orno oro- orom oron oror orot orri orro orto orub orum otbd otin otit oto- otog oton otoo otor otro otti otto ottu otur ouii ouin ouir ouit oumi oun- ound oung our- ourn ouro ourt out- outb outi outo ouu- rbbb rbbr rdbm rdio rgbi rgit rgtr rib- ribo ribu ridd ridi rido rigg rigi rigo rigu riin rimi rimm rimo rimu rind ring rinn rino riom rion riot riou riri riti rito ritt ritu rmon rmrg rmtu rnbr rndm rnin rnnt rnod rnot rntd rnut rob- robb robi robo robt robu rodd rodi rodo rogg rogi rogo roid roig roin roio roir roit roiu romb romd romi romm romo rond rong roni rono ront roob rood roog rooi room roon roor root rori roro rort roru rotg roti rotn roto rotr rott roub roud roum roun rout rrrr rrum rrun rtdt rtmi rtnd rubb rubi rubu rudd rudi rudo rugg rugi ruid ruin ruit rumb rumi rumm rumo rumt rund rung runi runn runo runt rurd ruri ruro ruru ruti ruto rutt rutu ruud ruun t-mo tbit tbrb tddb tdmi tdor tdri tibi tibu tidd tigi tigm tigr tiit tiiu timi timm timn timo timu tind ting tini tinn tino tint tinu tion tiou tirb tird tiri tiro tirr tiru titi tito titt titu tium tmbg tmbr tmnt tmou tmro tmtt tndd tnut tobi tobo tobt tobu todd todi todo todt todu togo togr togt toid toit tomb tomg tomi tomm tomo tomt tonb tong toni tonn tono tonu tood toom toon toor toot tord torg tori torm torn toro torr tort toru totd toti totm toto totr tott toug toui toum toun tour tout tri- trib trig trim trin trio trit trmb trmd trmi trmu trng trno trod trog troi trom tron troo trot trou trtr trub trud trug trun trut truu ttbb ttim tton tttt tubb tubo tubr tubu tudi tudu tugg tugu tuig tuim tuin tuit tuiu tumb tumi tumu tunb tund tung tuni tunn tuno tunu tuor turb turd turg turi turm turn turo turr turt turu tuti tuto tutt tutu tuum tuuo ubbi ubbo ubid ubii ubir ubit ubod ubon ubud uddi udgb udid udig udim udin udir udon udoo udot udun uggo uggt ugni ugod ugri ugro ugur uguu uint uirr umb- umbi umbo umgo umit ummg ummo umno umor umri umut unbd undi undo ungo ungu uni- unii unin unio unir unit unmr unni unno unon unro untb unto unum unut uomo uor- urbi urdu urgi urgu urib urim urin uriu urmi urni uro- urom uroo urri urum urun urur urut utid utin utmb utor utri utti utto uttu utug uuni uuno uuri uuuu