dddd ddot ddpo dod- dodd dodo dold doll dolo dolp dolt dood dool doop doot dopo dopp dopt dotd doto dott dpdt dpll dtdp dtot dtpl dttp lddp lldp llll llod lloo lold loll lolo lood lool loop loot lopp lotd lotl loto lott lpod lppl oddd odoo odop odot ollo olot oold oolo oooo ootp opo- oppo opto oto- otoo otpp otto pldt plod ploo plop plot plpp pltt pod- podd podo pold poll polo polt pood pool poop poot pop- popo popp popt potd poto pott pplo ppod pppd pppo pppp pptt ptld ptol ptop ptpd tldp todd todo todt tol- told toll tolo tolt tood tool toot top- topd topo topp topt totd toto tott tpld tpol tppd tppp tptp ttop tttt