dddd ddpo didi dido didu diii dili dill dilo diol diop dior diou dipl dipo dipp dipu dird dirl dirr dlii dlil dod- dodd dodi dodo doid doil dold doli doll dolo dolp dolu dood dool doop door dopo dopp dopr dord dori doro dorp dorr doru doud doul doup dour dpll dril drip drod drol drop drou drui drup druu dudd dudo dudu duid duil duir duli dull dulo dulu duo- dupo duri duro duru duul duur iddo idid idil idio idir idli idol idro iduo iiii iiio iioi iioo iiop ilio ilir ill- illd illi illo illp iloo ilpr ilud iod- iodd iodo ioii ioio iolo iooi iooo iopl iori ipdi ipid ipil iplo ipod ipop ippo ippr ipri ipur irdo irdp iri- irid iril irio irip irod irop irri irul iuiu iupp lddp lidl lido liii liir lili lill lilo lilu lio- liod lior lip- lipi lipl lipo lipp lipu lird liri lirl liro lirp lirr liru lldp llll llod lloo llud lodi loid loir loiu lold loli loll lolo lood lool loop loor lopi lopp lopu lord lori loro loud loui loul loup lour louu lpod lppl lprp lrdd lroi lrpu lrrr ludd ludi ludo luli lull lulu lupi lupo lupu lurd luri luup oddd oddi odio odir odiu odoo odop odor odou odrl odrp odur oido oiii olid olio olli ollo olor olur oodi ooid oold oolo oooo oord opii opio opo- opor oppi oppo ordo ordu ori- orid oril orio orlo orlu oro- oror orpi orri orro orup ouii ouir ould oulu our- ouro ouu- pdpr pido piip pil- pild pili pill pilo pilu pipi pipo pipp piri pirl piro pirr piru plid plio plip plod ploo plop plou plpp plri plud plup plur pod- podd podi podo podu poid poil poio pold poli poll polo polu pood pool poop poor pop- popi popo popp pori poro porr poud poui poul poup pour ppid ppli pplo ppod pppd pppo pppp ppru ppur pri- prid prii prlr pro- prod prol proo prop prou prpd prrd prri prud pruu pudo pudu puid puir puiu puli pull pulo pulp pulu pupi pupl pupu pur- puri purl puro purp purr puru rdio ridd ridi rido rill rilo rilp rilu riol riou ripd ripi ripl ripp ripr riri rodd rodi rodo roid roil roio roir roiu rold roll rolo rolp rood rooi rool roop roor ropo rori roro roru roud roul roup rpdp rpii rrrr rudd rudi rudl rudo rudp ruid rull rulo rupp rurd ruri ruro rurp ruru ruud u-rp uddi udid udir udoo udop udpd uipi uirr ulli ullo ullr ulo- ulul uor- updo uplo upor uppp uppu upri upup urdu uriu uro- urol uroo urpo urri urup urur uulu uuri uuuu