llll lloo loll lolo lono lont lool loon loop loot lopp lopu lotl loto lott loul loun loup lout louu lppl ltnt lull lulu lunn luno lunt lupo lupu luup n-up nnnn nnot nntn noll nolo nolp nolt non- nonn nono nont nonu noo- nool noon nooo noop noot not- noto nott noul noun noup nout nppl nptn ntnu ntop ntto null nunn nuno nunt nuon nutt nutu ollo olon olot oltu onno onon onpt onpu ont- onto onup onut oolo oont oooo ootp opo- opon oppo optn opto oto- oton otoo otpp otto ottu oulu oun- out- outo ouu- plnt plon ploo plop plot plou plpp pltt plup pnln pnnl pnon pnot pnpo pnpp pntl pnup poll polo polt polu pono ponp pont pool poon poop poot pop- popo popp popt poto pott potu poul poun poup pout pplo pppn pppo pppp pptn pptt ptol ptop pull pulo pulp pult pulu puno punt punu pupl pupu put- puto putt putu tlon tnut tol- toll tolo tolt tolu tonn tono tonu tool toon toot top- topo topp topt topu toto tott toul toun toup tout tpol tpon tppp tptp tput tton ttop tttt ttul tull tulo tulp tulu tunn tuno tunu tupo tupu tutl tuto tutt tutu tuuo ullo ulno ulo- ulto ultt ulul unlp unno unon unop unto unut uplo upnp upon uppp uppu uptl upto upup utto uttu uulu uuno uuuu