dddd ddpo dnpo dod- dodd dodo dold doll dolo dolp dolu dond donn dono donp dood dool doon doop dopo dopp doud doul doun doup dpll dudd dudo dudu dull dulo dulu dunn duno duo- duon dupo duul lddp lldp llll llod lloo llud lndn lold loll lolo lond lono lood lool loon loop lopp lopu loud loul loun loup louu lpod lppl ludd ludo lull lulu lund lunn luno lupo lupu luup n-up nddo ndnp ndop ndpd nnnn nodo nodu nold noll nolo nolp non- nonn nono nonu noo- nool noon nooo noop noul noun noup nppd nppl nudd nudo null nunn nuno nuon oddd odon odoo odop odou oldn ollo olon ondo onno onod onon onpu onup oold oolo oooo opo- opon oppo ould oulu oun- ound ouu- pdpn pldn plod plon ploo plop plou plpp plud plup pnld pnln pnnl pnon pnpo pnpp pnup pod- podd podo podu pold poll polo polu pond pono ponp pood pool poon poop pop- popo popp poud poul poun poup pplo ppod pppd pppn pppo pppp pudo pudu pull pulo pulp pulu pund puno punu pupl pupu udon udoo udop udpd udun ullo ulno ulo- ulul undo unlp unno unon unop updo uplo upnp upon uppp uppu upup uulu uuno uuuu