dddd ddpo dfrf dod- dodd dodo doff dold dolf doll dolo dolp dood doof dool doop door dopo dopp dopr dord dorf doro dorp dorr dpll drod drof drol drop fdlr ffff ffrr fldr flod floo flop flor fofo fold foll folo folr food foof fool fopp for- ford forl foro forr fpdl fprf frol frop frpd lddp lfrd lldp llll llod lloo loff lold loll lolo lood loof lool loop loor lopp lord loro lpfp lpod lppl lprp lrdd lrrr oddd odoo odop odor odrl odrp ofdr off- offo offr ofor ollo olof olor ooff oold oolo oooo oord opo- opor oppo ordo orff orlo oro- orof oror orro pdpr pfff pffr plff plod ploo plop plpp pod- podd podo poff pold poll polo pood poof pool poop poor pop- popo popp poro porr pplo ppod pppd pppo pppp pprf prlr pro- prod prof prol proo prop prpd prrd rffl rodd rodo roff rofl rofo rold rolf roll rolo rolp rood roof rool roop roor ropo roro rpdp rpof rrrr